--- a/.gitignore
+++ b/.gitignore
@@ -12,4 +12,8 @@
 
 /.idea/
 
-tests/.vscode
\ No newline at end of file
+tests/.vscode
+cumulus-parachain/
+*genesis
+*wasm
+tmp/
\ No newline at end of file
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -464,7 +464,7 @@
 [[package]]
 name = "beefy-gadget"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/grandpa-bridge-gadget?branch=rococo-v1#b0e5f2da52cc9bc9804a23e111d003413b268faf"
+source = "git+https://github.com/paritytech/grandpa-bridge-gadget?branch=polkadot-v0.9.3#063e18a1f82945d5a304906db92bfbb571bac459"
 dependencies = [
  "beefy-primitives",
  "futures 0.3.14",
@@ -478,6 +478,7 @@
  "sc-network-gossip",
  "sp-api",
  "sp-application-crypto",
+ "sp-arithmetic",
  "sp-blockchain",
  "sp-consensus",
  "sp-core",
@@ -491,7 +492,7 @@
 [[package]]
 name = "beefy-gadget-rpc"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/grandpa-bridge-gadget?branch=rococo-v1#b0e5f2da52cc9bc9804a23e111d003413b268faf"
+source = "git+https://github.com/paritytech/grandpa-bridge-gadget?branch=polkadot-v0.9.3#063e18a1f82945d5a304906db92bfbb571bac459"
 dependencies = [
  "beefy-gadget",
  "beefy-primitives",
@@ -512,7 +513,7 @@
 [[package]]
 name = "beefy-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/grandpa-bridge-gadget?branch=rococo-v1#b0e5f2da52cc9bc9804a23e111d003413b268faf"
+source = "git+https://github.com/paritytech/grandpa-bridge-gadget?branch=polkadot-v0.9.3#063e18a1f82945d5a304906db92bfbb571bac459"
 dependencies = [
  "parity-scale-codec",
  "sp-api",
@@ -692,6 +693,114 @@
 ]
 
 [[package]]
+name = "bp-header-chain"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
+dependencies = [
+ "finality-grandpa",
+ "frame-support",
+ "parity-scale-codec",
+ "serde",
+ "sp-core",
+ "sp-finality-grandpa",
+ "sp-runtime",
+ "sp-std",
+]
+
+[[package]]
+name = "bp-messages"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
+dependencies = [
+ "bp-runtime",
+ "frame-support",
+ "frame-system",
+ "parity-scale-codec",
+ "sp-std",
+]
+
+[[package]]
+name = "bp-polkadot-core"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
+dependencies = [
+ "bp-messages",
+ "bp-runtime",
+ "frame-support",
+ "frame-system",
+ "parity-scale-codec",
+ "sp-api",
+ "sp-core",
+ "sp-runtime",
+ "sp-std",
+ "sp-version",
+]
+
+[[package]]
+name = "bp-rococo"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
+dependencies = [
+ "bp-header-chain",
+ "bp-messages",
+ "bp-polkadot-core",
+ "bp-runtime",
+ "parity-scale-codec",
+ "sp-api",
+ "sp-runtime",
+ "sp-std",
+ "sp-version",
+]
+
+[[package]]
+name = "bp-runtime"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
+dependencies = [
+ "frame-support",
+ "hash-db",
+ "num-traits",
+ "parity-scale-codec",
+ "sp-core",
+ "sp-io",
+ "sp-runtime",
+ "sp-state-machine",
+ "sp-std",
+ "sp-trie",
+]
+
+[[package]]
+name = "bp-test-utils"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
+dependencies = [
+ "bp-header-chain",
+ "ed25519-dalek",
+ "finality-grandpa",
+ "parity-scale-codec",
+ "sp-application-crypto",
+ "sp-finality-grandpa",
+ "sp-runtime",
+ "sp-std",
+]
+
+[[package]]
+name = "bp-wococo"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
+dependencies = [
+ "bp-header-chain",
+ "bp-messages",
+ "bp-polkadot-core",
+ "bp-runtime",
+ "parity-scale-codec",
+ "sp-api",
+ "sp-runtime",
+ "sp-std",
+ "sp-version",
+]
+
+[[package]]
 name = "bs58"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1242,7 +1351,7 @@
 [[package]]
 name = "cumulus-client-cli"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "sc-cli",
  "sc-service",
@@ -1252,65 +1361,68 @@
 [[package]]
 name = "cumulus-client-collator"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "cumulus-client-consensus-common",
  "cumulus-client-network",
  "cumulus-primitives-core",
  "futures 0.3.14",
  "parity-scale-codec",
- "parking_lot 0.9.0",
+ "parking_lot 0.10.2",
  "polkadot-node-primitives",
  "polkadot-node-subsystem",
  "polkadot-overseer",
  "polkadot-primitives",
  "sc-client-api",
+ "sp-api",
  "sp-consensus",
  "sp-core",
  "sp-io",
  "sp-runtime",
- "sp-state-machine",
  "tracing",
 ]
 
 [[package]]
-name = "cumulus-client-consensus-common"
+name = "cumulus-client-consensus-aura"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "async-trait",
- "dyn-clone",
+ "cumulus-client-consensus-common",
+ "cumulus-primitives-core",
  "futures 0.3.14",
  "parity-scale-codec",
- "polkadot-primitives",
- "polkadot-runtime",
+ "parking_lot 0.10.2",
+ "polkadot-service",
  "sc-client-api",
+ "sc-consensus-aura",
+ "sc-consensus-slots",
+ "sc-telemetry",
  "sp-api",
+ "sp-application-crypto",
  "sp-block-builder",
  "sp-blockchain",
  "sp-consensus",
+ "sp-consensus-aura",
  "sp-core",
  "sp-inherents",
+ "sp-keystore",
  "sp-runtime",
- "sp-trie",
  "substrate-prometheus-endpoint",
- "tokio 0.1.22",
  "tracing",
 ]
 
 [[package]]
-name = "cumulus-client-consensus-relay-chain"
+name = "cumulus-client-consensus-common"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "async-trait",
- "cumulus-client-consensus-common",
- "cumulus-primitives-core",
- "cumulus-primitives-parachain-inherent",
+ "dyn-clone",
  "futures 0.3.14",
  "parity-scale-codec",
- "parking_lot 0.9.0",
- "polkadot-service",
+ "polkadot-primitives",
+ "polkadot-runtime",
  "sc-client-api",
  "sp-api",
  "sp-block-builder",
@@ -1319,6 +1431,7 @@
  "sp-core",
  "sp-inherents",
  "sp-runtime",
+ "sp-trie",
  "substrate-prometheus-endpoint",
  "tracing",
 ]
@@ -1326,7 +1439,7 @@
 [[package]]
 name = "cumulus-client-network"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "derive_more",
  "futures 0.3.14",
@@ -1348,19 +1461,48 @@
 ]
 
 [[package]]
+name = "cumulus-client-pov-recovery"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
+dependencies = [
+ "cumulus-primitives-core",
+ "futures 0.3.14",
+ "futures-timer 3.0.2",
+ "parity-scale-codec",
+ "polkadot-node-primitives",
+ "polkadot-node-subsystem",
+ "polkadot-overseer",
+ "polkadot-parachain",
+ "polkadot-primitives",
+ "polkadot-service",
+ "polkadot-statement-table",
+ "rand 0.8.3",
+ "sc-client-api",
+ "sp-api",
+ "sp-consensus",
+ "sp-core",
+ "sp-maybe-compressed-blob",
+ "sp-runtime",
+ "tracing",
+]
+
+[[package]]
 name = "cumulus-client-service"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "cumulus-client-collator",
  "cumulus-client-consensus-common",
+ "cumulus-client-pov-recovery",
  "cumulus-primitives-core",
- "futures 0.3.14",
  "parity-scale-codec",
+ "parking_lot 0.10.2",
+ "polkadot-overseer",
  "polkadot-primitives",
  "polkadot-service",
  "sc-chain-spec",
  "sc-client-api",
+ "sc-consensus-babe",
  "sc-service",
  "sc-telemetry",
  "sc-tracing",
@@ -1373,9 +1515,45 @@
 ]
 
 [[package]]
+name = "cumulus-pallet-aura-ext"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
+dependencies = [
+ "frame-executive",
+ "frame-support",
+ "frame-system",
+ "pallet-aura",
+ "parity-scale-codec",
+ "serde",
+ "sp-application-crypto",
+ "sp-consensus-aura",
+ "sp-runtime",
+ "sp-std",
+]
+
+[[package]]
+name = "cumulus-pallet-dmp-queue"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
+dependencies = [
+ "cumulus-primitives-core",
+ "frame-support",
+ "frame-system",
+ "log",
+ "parity-scale-codec",
+ "rand 0.8.3",
+ "rand_chacha 0.3.0",
+ "sp-io",
+ "sp-runtime",
+ "sp-std",
+ "xcm",
+ "xcm-executor",
+]
+
+[[package]]
 name = "cumulus-pallet-parachain-system"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "cumulus-primitives-core",
  "cumulus-primitives-parachain-inherent",
@@ -1405,13 +1583,14 @@
 [[package]]
 name = "cumulus-pallet-xcm"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "cumulus-primitives-core",
  "frame-support",
  "frame-system",
  "parity-scale-codec",
  "serde",
+ "sp-io",
  "sp-runtime",
  "sp-std",
  "xcm",
@@ -1420,7 +1599,7 @@
 [[package]]
 name = "cumulus-pallet-xcmp-queue"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "cumulus-primitives-core",
  "frame-support",
@@ -1438,7 +1617,7 @@
 [[package]]
 name = "cumulus-primitives-core"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "frame-support",
  "impl-trait-for-tuples",
@@ -1446,6 +1625,7 @@
  "polkadot-core-primitives",
  "polkadot-parachain",
  "polkadot-primitives",
+ "sp-api",
  "sp-runtime",
  "sp-std",
  "sp-trie",
@@ -1455,10 +1635,12 @@
 [[package]]
 name = "cumulus-primitives-parachain-inherent"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
+ "async-trait",
  "cumulus-primitives-core",
  "parity-scale-codec",
+ "polkadot-service",
  "sc-client-api",
  "sp-api",
  "sp-core",
@@ -1473,7 +1655,7 @@
 [[package]]
 name = "cumulus-primitives-utility"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "cumulus-primitives-core",
  "frame-support",
@@ -1759,9 +1941,9 @@
 
 [[package]]
 name = "environmental"
-version = "1.1.2"
+version = "1.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6576a1755ddffd988788025e75bce9e74b018f7cc226198fe931d077911c6d7e"
+checksum = "68b91989ae21441195d7d9b9993a2f9295c7e1a8c96255d8b729accddc124797"
 
 [[package]]
 name = "erased-serde"
@@ -1968,7 +2150,7 @@
 [[package]]
 name = "fork-tree"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
 ]
@@ -1986,7 +2168,7 @@
 [[package]]
 name = "frame-benchmarking"
 version = "3.1.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -2005,7 +2187,7 @@
 [[package]]
 name = "frame-benchmarking-cli"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "Inflector",
  "chrono",
@@ -2028,7 +2210,7 @@
 [[package]]
 name = "frame-election-provider-support"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -2041,7 +2223,7 @@
 [[package]]
 name = "frame-executive"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -2056,7 +2238,7 @@
 [[package]]
 name = "frame-metadata"
 version = "13.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "serde",
@@ -2067,7 +2249,7 @@
 [[package]]
 name = "frame-support"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "bitflags",
  "frame-metadata",
@@ -2093,7 +2275,7 @@
 [[package]]
 name = "frame-support-procedural"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "Inflector",
  "frame-support-procedural-tools",
@@ -2105,7 +2287,7 @@
 [[package]]
 name = "frame-support-procedural-tools"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support-procedural-tools-derive",
  "proc-macro-crate 1.0.0",
@@ -2117,7 +2299,7 @@
 [[package]]
 name = "frame-support-procedural-tools-derive"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2127,7 +2309,7 @@
 [[package]]
 name = "frame-system"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "impl-trait-for-tuples",
@@ -2144,7 +2326,7 @@
 [[package]]
 name = "frame-system-benchmarking"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -2158,7 +2340,7 @@
 [[package]]
 name = "frame-system-rpc-runtime-api"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "sp-api",
@@ -2167,7 +2349,7 @@
 [[package]]
 name = "frame-try-runtime"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "parity-scale-codec",
@@ -2545,14 +2727,14 @@
 
 [[package]]
 name = "handlebars"
-version = "3.5.4"
+version = "3.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "580b6f551b29a3a02436318aed09ba1c58eea177dc49e39beac627ad356730a5"
+checksum = "4498fc115fa7d34de968184e473529abb40eeb6be8bc5f7faba3d08c316cb3e3"
 dependencies = [
  "log",
  "pest",
  "pest_derive",
- "quick-error 2.0.0",
+ "quick-error 2.0.1",
  "serde",
  "serde_json",
 ]
@@ -3143,9 +3325,9 @@
 
 [[package]]
 name = "jsonrpsee-http-client"
-version = "0.2.0-alpha.5"
+version = "0.2.0-alpha.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e3a49473ea266be8e9f23e20a7bfa4349109b42319d72cc0b8a101e18fa6466"
+checksum = "2737440f37efa10e5ef7beeec43d059d29dc92640978be21fcdcef481a2edb0d"
 dependencies = [
  "async-trait",
  "fnv",
@@ -3162,9 +3344,9 @@
 
 [[package]]
 name = "jsonrpsee-proc-macros"
-version = "0.2.0-alpha.5"
+version = "0.2.0-alpha.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0cbaee9ca6440e191545a68c7bf28db0ff918359a904e37a6e7cf7edd132f5a"
+checksum = "5784ee8bb31988fa2c7a755fe31b0e21aa51894a67e5c99b6d4470f0253bf31a"
 dependencies = [
  "Inflector",
  "proc-macro-crate 1.0.0",
@@ -3218,8 +3400,8 @@
 
 [[package]]
 name = "kusama-runtime"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "beefy-primitives",
  "bitvec",
@@ -3238,6 +3420,7 @@
  "pallet-democracy",
  "pallet-election-provider-multi-phase",
  "pallet-elections-phragmen",
+ "pallet-gilt",
  "pallet-grandpa",
  "pallet-identity",
  "pallet-im-online",
@@ -3254,7 +3437,7 @@
  "pallet-session",
  "pallet-society",
  "pallet-staking",
- "pallet-staking-reward-curve",
+ "pallet-staking-reward-fn",
  "pallet-timestamp",
  "pallet-tips",
  "pallet-transaction-payment",
@@ -3262,14 +3445,17 @@
  "pallet-treasury",
  "pallet-utility",
  "pallet-vesting",
+ "pallet-xcm",
  "parity-scale-codec",
  "polkadot-primitives",
  "polkadot-runtime-common",
+ "polkadot-runtime-parachains",
  "rustc-hex",
  "serde",
  "serde_derive",
  "smallvec 1.6.1",
  "sp-api",
+ "sp-arithmetic",
  "sp-authority-discovery",
  "sp-block-builder",
  "sp-consensus-babe",
@@ -3286,6 +3472,9 @@
  "sp-version",
  "static_assertions",
  "substrate-wasm-builder 3.0.0",
+ "xcm",
+ "xcm-builder",
+ "xcm-executor",
 ]
 
 [[package]]
@@ -4054,7 +4243,7 @@
 [[package]]
 name = "metered-channel"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "derive_more",
  "futures 0.3.14",
@@ -4316,10 +4505,12 @@
 dependencies = [
  "cumulus-client-cli",
  "cumulus-client-collator",
- "cumulus-client-consensus-relay-chain",
+ "cumulus-client-consensus-aura",
+ "cumulus-client-consensus-common",
  "cumulus-client-network",
  "cumulus-client-service",
  "cumulus-primitives-core",
+ "cumulus-primitives-parachain-inherent",
  "flexi_logger",
  "frame-benchmarking",
  "frame-benchmarking-cli",
@@ -4330,6 +4521,7 @@
  "pallet-contracts",
  "pallet-contracts-rpc",
  "pallet-transaction-payment-rpc",
+ "parity-scale-codec",
  "parking_lot 0.10.2",
  "polkadot-cli",
  "polkadot-parachain",
@@ -4362,19 +4554,25 @@
  "sp-core",
  "sp-finality-grandpa",
  "sp-inherents",
+ "sp-keystore",
+ "sp-offchain",
  "sp-runtime",
+ "sp-session",
  "sp-timestamp",
  "sp-transaction-pool",
  "sp-trie",
  "structopt",
  "substrate-build-script-utils",
  "substrate-frame-rpc-system",
+ "substrate-prometheus-endpoint",
 ]
 
 [[package]]
 name = "nft-runtime"
 version = "3.0.0"
 dependencies = [
+ "cumulus-pallet-aura-ext",
+ "cumulus-pallet-dmp-queue",
  "cumulus-pallet-parachain-system",
  "cumulus-pallet-xcm",
  "cumulus-pallet-xcmp-queue",
@@ -4387,6 +4585,7 @@
  "frame-system-benchmarking",
  "frame-system-rpc-runtime-api",
  "hex-literal",
+ "pallet-aura",
  "pallet-balances",
  "pallet-contracts",
  "pallet-contracts-primitives",
@@ -4409,6 +4608,7 @@
  "sp-api",
  "sp-arithmetic",
  "sp-block-builder",
+ "sp-consensus-aura",
  "sp-core",
  "sp-inherents",
  "sp-io",
@@ -4585,9 +4785,25 @@
 ]
 
 [[package]]
+name = "pallet-aura"
+version = "3.0.0"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
+dependencies = [
+ "frame-support",
+ "frame-system",
+ "pallet-session",
+ "pallet-timestamp",
+ "parity-scale-codec",
+ "sp-application-crypto",
+ "sp-consensus-aura",
+ "sp-runtime",
+ "sp-std",
+]
+
+[[package]]
 name = "pallet-authority-discovery"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4602,14 +4818,13 @@
 [[package]]
 name = "pallet-authorship"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
  "impl-trait-for-tuples",
  "parity-scale-codec",
  "sp-authorship",
- "sp-inherents",
  "sp-runtime",
  "sp-std",
 ]
@@ -4617,7 +4832,7 @@
 [[package]]
 name = "pallet-babe"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -4640,7 +4855,7 @@
 [[package]]
 name = "pallet-balances"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -4654,7 +4869,7 @@
 [[package]]
 name = "pallet-beefy"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/grandpa-bridge-gadget?branch=rococo-v1#b0e5f2da52cc9bc9804a23e111d003413b268faf"
+source = "git+https://github.com/paritytech/grandpa-bridge-gadget?branch=polkadot-v0.9.3#063e18a1f82945d5a304906db92bfbb571bac459"
 dependencies = [
  "beefy-primitives",
  "frame-support",
@@ -4669,7 +4884,7 @@
 [[package]]
 name = "pallet-bounties"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4680,9 +4895,30 @@
 ]
 
 [[package]]
+name = "pallet-bridge-grandpa"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
+dependencies = [
+ "bp-header-chain",
+ "bp-runtime",
+ "bp-test-utils",
+ "finality-grandpa",
+ "frame-support",
+ "frame-system",
+ "log",
+ "num-traits",
+ "parity-scale-codec",
+ "serde",
+ "sp-finality-grandpa",
+ "sp-runtime",
+ "sp-std",
+ "sp-trie",
+]
+
+[[package]]
 name = "pallet-collective"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4697,7 +4933,7 @@
 [[package]]
 name = "pallet-contracts"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4708,6 +4944,7 @@
  "parity-wasm 0.42.2",
  "pwasm-utils 0.17.1",
  "serde",
+ "smallvec 1.6.1",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -4719,7 +4956,7 @@
 [[package]]
 name = "pallet-contracts-primitives"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "bitflags",
  "parity-scale-codec",
@@ -4732,7 +4969,7 @@
 [[package]]
 name = "pallet-contracts-proc-macro"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4742,7 +4979,7 @@
 [[package]]
 name = "pallet-contracts-rpc"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "jsonrpc-core",
  "jsonrpc-core-client",
@@ -4761,7 +4998,7 @@
 [[package]]
 name = "pallet-contracts-rpc-runtime-api"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "pallet-contracts-primitives",
  "parity-scale-codec",
@@ -4773,7 +5010,7 @@
 [[package]]
 name = "pallet-democracy"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -4788,7 +5025,7 @@
 [[package]]
 name = "pallet-election-provider-multi-phase"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-election-provider-support",
  "frame-support",
@@ -4796,6 +5033,7 @@
  "log",
  "parity-scale-codec",
  "sp-arithmetic",
+ "sp-core",
  "sp-io",
  "sp-npos-elections",
  "sp-runtime",
@@ -4806,7 +5044,7 @@
 [[package]]
 name = "pallet-elections-phragmen"
 version = "4.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4820,9 +5058,23 @@
 ]
 
 [[package]]
+name = "pallet-gilt"
+version = "3.0.0"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
+dependencies = [
+ "frame-benchmarking",
+ "frame-support",
+ "frame-system",
+ "parity-scale-codec",
+ "sp-arithmetic",
+ "sp-runtime",
+ "sp-std",
+]
+
+[[package]]
 name = "pallet-grandpa"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -4843,7 +5095,7 @@
 [[package]]
 name = "pallet-identity"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "enumflags2",
  "frame-benchmarking",
@@ -4858,7 +5110,7 @@
 [[package]]
 name = "pallet-im-online"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4876,7 +5128,7 @@
 [[package]]
 name = "pallet-indices"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4909,7 +5161,7 @@
 [[package]]
 name = "pallet-membership"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -4924,7 +5176,7 @@
 [[package]]
 name = "pallet-mmr"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "ckb-merkle-mountain-range",
  "frame-benchmarking",
@@ -4941,7 +5193,7 @@
 [[package]]
 name = "pallet-mmr-primitives"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -4957,7 +5209,7 @@
 [[package]]
 name = "pallet-mmr-rpc"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "jsonrpc-core",
  "jsonrpc-core-client",
@@ -4975,7 +5227,7 @@
 [[package]]
 name = "pallet-multisig"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5009,7 +5261,7 @@
 [[package]]
 name = "pallet-nicks"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5022,7 +5274,7 @@
 [[package]]
 name = "pallet-offences"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5038,7 +5290,7 @@
 [[package]]
 name = "pallet-proxy"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5052,7 +5304,7 @@
 [[package]]
 name = "pallet-randomness-collective-flip"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5065,7 +5317,7 @@
 [[package]]
 name = "pallet-recovery"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "enumflags2",
  "frame-support",
@@ -5079,7 +5331,7 @@
 [[package]]
 name = "pallet-scheduler"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -5094,7 +5346,7 @@
 [[package]]
 name = "pallet-session"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5113,7 +5365,7 @@
 [[package]]
 name = "pallet-society"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5126,7 +5378,7 @@
 [[package]]
 name = "pallet-staking"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-election-provider-support",
  "frame-support",
@@ -5148,7 +5400,7 @@
 [[package]]
 name = "pallet-staking-reward-curve"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "proc-macro-crate 1.0.0",
  "proc-macro2",
@@ -5157,9 +5409,18 @@
 ]
 
 [[package]]
+name = "pallet-staking-reward-fn"
+version = "3.0.0"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
+dependencies = [
+ "log",
+ "sp-arithmetic",
+]
+
+[[package]]
 name = "pallet-sudo"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5172,7 +5433,7 @@
 [[package]]
 name = "pallet-timestamp"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-benchmarking",
  "frame-support",
@@ -5190,7 +5451,7 @@
 [[package]]
 name = "pallet-tips"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5204,7 +5465,7 @@
 [[package]]
 name = "pallet-transaction-payment"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5220,7 +5481,7 @@
 [[package]]
 name = "pallet-transaction-payment-rpc"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "jsonrpc-core",
  "jsonrpc-core-client",
@@ -5237,7 +5498,7 @@
 [[package]]
 name = "pallet-transaction-payment-rpc-runtime-api"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "pallet-transaction-payment",
  "parity-scale-codec",
@@ -5248,7 +5509,7 @@
 [[package]]
 name = "pallet-treasury"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5263,7 +5524,7 @@
 [[package]]
 name = "pallet-utility"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5277,7 +5538,7 @@
 [[package]]
 name = "pallet-vesting"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "enumflags2",
  "frame-support",
@@ -5290,7 +5551,7 @@
 [[package]]
 name = "pallet-xcm"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -5299,17 +5560,19 @@
  "sp-runtime",
  "sp-std",
  "xcm",
+ "xcm-executor",
 ]
 
 [[package]]
 name = "parachain-info"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/cumulus.git?branch=rococo-v1#da4c3bac6e9584e65740ef5db4dbd2c31c1a91db"
+source = "git+https://github.com/paritytech/cumulus.git?branch=polkadot-v0.9.3#78b31b21122995b49f3c2cfe2791f188e33e5917"
 dependencies = [
  "cumulus-primitives-core",
  "frame-support",
  "frame-system",
  "parity-scale-codec",
+ "serde",
 ]
 
 [[package]]
@@ -5721,7 +5984,7 @@
 [[package]]
 name = "polkadot-approval-distribution"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "polkadot-node-network-protocol",
@@ -5735,10 +5998,9 @@
 [[package]]
 name = "polkadot-availability-bitfield-distribution"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
- "parity-scale-codec",
  "polkadot-node-network-protocol",
  "polkadot-node-subsystem",
  "polkadot-node-subsystem-util",
@@ -5749,7 +6011,7 @@
 [[package]]
 name = "polkadot-availability-distribution"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "lru",
@@ -5772,7 +6034,7 @@
 [[package]]
 name = "polkadot-availability-recovery"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "lru",
@@ -5790,8 +6052,8 @@
 
 [[package]]
 name = "polkadot-cli"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "frame-benchmarking-cli",
  "futures 0.3.14",
@@ -5811,7 +6073,7 @@
 [[package]]
 name = "polkadot-collator-protocol"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "always-assert",
  "futures 0.3.14",
@@ -5830,8 +6092,8 @@
 
 [[package]]
 name = "polkadot-core-primitives"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "parity-scale-codec",
  "parity-util-mem",
@@ -5842,8 +6104,8 @@
 
 [[package]]
 name = "polkadot-erasure-coding"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "parity-scale-codec",
  "polkadot-node-primitives",
@@ -5857,7 +6119,7 @@
 [[package]]
 name = "polkadot-gossip-support"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "polkadot-node-network-protocol",
@@ -5872,7 +6134,7 @@
 [[package]]
 name = "polkadot-network-bridge"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "async-trait",
  "futures 0.3.14",
@@ -5892,7 +6154,7 @@
 [[package]]
 name = "polkadot-node-collation-generation"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "parity-scale-codec",
@@ -5910,7 +6172,7 @@
 [[package]]
 name = "polkadot-node-core-approval-voting"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "bitvec",
  "derive_more",
@@ -5939,7 +6201,7 @@
 [[package]]
 name = "polkadot-node-core-av-store"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "bitvec",
  "futures 0.3.14",
@@ -5959,7 +6221,7 @@
 [[package]]
 name = "polkadot-node-core-backing"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "bitvec",
  "futures 0.3.14",
@@ -5977,7 +6239,7 @@
 [[package]]
 name = "polkadot-node-core-bitfield-signing"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "polkadot-node-subsystem",
@@ -5992,7 +6254,7 @@
 [[package]]
 name = "polkadot-node-core-candidate-selection"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "polkadot-node-primitives",
@@ -6007,7 +6269,7 @@
 [[package]]
 name = "polkadot-node-core-candidate-validation"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "async-trait",
  "futures 0.3.14",
@@ -6025,7 +6287,7 @@
 [[package]]
 name = "polkadot-node-core-chain-api"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "polkadot-node-subsystem",
@@ -6036,34 +6298,27 @@
 ]
 
 [[package]]
-name = "polkadot-node-core-proposer"
+name = "polkadot-node-core-parachains-inherent"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
+ "async-trait",
  "futures 0.3.14",
  "futures-timer 3.0.2",
  "polkadot-node-subsystem",
  "polkadot-overseer",
  "polkadot-primitives",
- "sc-basic-authorship",
- "sc-block-builder",
- "sc-client-api",
- "sc-telemetry",
- "sp-api",
  "sp-blockchain",
- "sp-consensus",
- "sp-core",
  "sp-inherents",
  "sp-runtime",
- "sp-transaction-pool",
- "substrate-prometheus-endpoint",
+ "thiserror",
  "tracing",
 ]
 
 [[package]]
 name = "polkadot-node-core-provisioner"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "bitvec",
  "futures 0.3.14",
@@ -6078,7 +6333,7 @@
 [[package]]
 name = "polkadot-node-core-pvf"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "always-assert",
  "assert_matches",
@@ -6106,7 +6361,7 @@
 [[package]]
 name = "polkadot-node-core-runtime-api"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "memory-lru",
@@ -6124,7 +6379,7 @@
 [[package]]
 name = "polkadot-node-jaeger"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "async-std",
  "lazy_static",
@@ -6142,7 +6397,7 @@
 [[package]]
 name = "polkadot-node-network-protocol"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "parity-scale-codec",
@@ -6157,7 +6412,7 @@
 [[package]]
 name = "polkadot-node-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "futures 0.3.14",
  "parity-scale-codec",
@@ -6179,7 +6434,7 @@
 [[package]]
 name = "polkadot-node-subsystem"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "async-std",
  "async-trait",
@@ -6209,7 +6464,7 @@
 [[package]]
 name = "polkadot-node-subsystem-util"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "async-trait",
  "futures 0.3.14",
@@ -6237,7 +6492,7 @@
 [[package]]
 name = "polkadot-overseer"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "async-trait",
  "futures 0.3.14",
@@ -6246,6 +6501,7 @@
  "polkadot-node-subsystem",
  "polkadot-node-subsystem-util",
  "polkadot-primitives",
+ "polkadot-procmacro-overseer-subsystems-gen",
  "sc-client-api",
  "sp-api",
  "tracing",
@@ -6253,8 +6509,8 @@
 
 [[package]]
 name = "polkadot-parachain"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "derive_more",
  "parity-scale-codec",
@@ -6268,8 +6524,8 @@
 
 [[package]]
 name = "polkadot-primitives"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "bitvec",
  "frame-system",
@@ -6296,9 +6552,20 @@
 ]
 
 [[package]]
+name = "polkadot-procmacro-overseer-subsystems-gen"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
+dependencies = [
+ "assert_matches",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
 name = "polkadot-procmacro-subsystem-dispatch-gen"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "assert_matches",
  "proc-macro2",
@@ -6308,8 +6575,8 @@
 
 [[package]]
 name = "polkadot-rpc"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "beefy-gadget",
  "beefy-gadget-rpc",
@@ -6341,8 +6608,8 @@
 
 [[package]]
 name = "polkadot-runtime"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "beefy-primitives",
  "bitvec",
@@ -6411,8 +6678,8 @@
 
 [[package]]
 name = "polkadot-runtime-common"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "beefy-primitives",
  "bitvec",
@@ -6453,8 +6720,8 @@
 
 [[package]]
 name = "polkadot-runtime-parachains"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "bitvec",
  "derive_more",
@@ -6490,8 +6757,8 @@
 
 [[package]]
 name = "polkadot-service"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "beefy-gadget",
  "beefy-primitives",
@@ -6522,7 +6789,7 @@
  "polkadot-node-core-candidate-selection",
  "polkadot-node-core-candidate-validation",
  "polkadot-node-core-chain-api",
- "polkadot-node-core-proposer",
+ "polkadot-node-core-parachains-inherent",
  "polkadot-node-core-provisioner",
  "polkadot-node-core-runtime-api",
  "polkadot-node-primitives",
@@ -6537,6 +6804,7 @@
  "polkadot-statement-distribution",
  "rococo-runtime",
  "sc-authority-discovery",
+ "sc-basic-authorship",
  "sc-block-builder",
  "sc-chain-spec",
  "sc-client-api",
@@ -6544,6 +6812,7 @@
  "sc-consensus",
  "sc-consensus-babe",
  "sc-consensus-slots",
+ "sc-consensus-uncles",
  "sc-executor",
  "sc-finality-grandpa",
  "sc-finality-grandpa-warp-sync",
@@ -6569,6 +6838,7 @@
  "sp-session",
  "sp-state-machine",
  "sp-storage",
+ "sp-timestamp",
  "sp-transaction-pool",
  "sp-trie",
  "substrate-prometheus-endpoint",
@@ -6580,7 +6850,7 @@
 [[package]]
 name = "polkadot-statement-distribution"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "arrayvec 0.5.2",
  "futures 0.3.14",
@@ -6592,14 +6862,16 @@
  "polkadot-node-subsystem-util",
  "polkadot-primitives",
  "sc-network",
+ "sp-keystore",
  "sp-staking",
+ "thiserror",
  "tracing",
 ]
 
 [[package]]
 name = "polkadot-statement-table"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "parity-scale-codec",
  "polkadot-primitives",
@@ -6608,8 +6880,8 @@
 
 [[package]]
 name = "polkadot-test-runtime"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "beefy-primitives",
  "bitvec",
@@ -6665,8 +6937,8 @@
 
 [[package]]
 name = "polkadot-test-service"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#943038a888bfaf736142642e2610b248f7af486c"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "frame-benchmarking",
  "frame-system",
@@ -6936,9 +7208,9 @@
 
 [[package]]
 name = "quick-error"
-version = "2.0.0"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ac73b1112776fc109b2e61909bc46c7e1bf0d7f690ffb1676553acce16d5cda"
+checksum = "a993555f31e5a609f617c12db6250dedcac1b0a85076912c436e6fc9b2c8e6a3"
 
 [[package]]
 name = "quicksink"
@@ -7267,7 +7539,7 @@
 [[package]]
 name = "remote-externalities"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "env_logger 0.8.3",
  "hex-literal",
@@ -7342,10 +7614,12 @@
 
 [[package]]
 name = "rococo-runtime"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "beefy-primitives",
+ "bp-rococo",
+ "bp-wococo",
  "frame-executive",
  "frame-support",
  "frame-system",
@@ -7357,6 +7631,7 @@
  "pallet-babe",
  "pallet-balances",
  "pallet-beefy",
+ "pallet-bridge-grandpa",
  "pallet-collective",
  "pallet-grandpa",
  "pallet-im-online",
@@ -7547,7 +7822,7 @@
 [[package]]
 name = "sc-authority-discovery"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "derive_more",
@@ -7576,7 +7851,7 @@
 [[package]]
 name = "sc-basic-authorship"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "futures 0.3.14",
  "futures-timer 3.0.2",
@@ -7599,7 +7874,7 @@
 [[package]]
 name = "sc-block-builder"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "sc-client-api",
@@ -7615,7 +7890,7 @@
 [[package]]
 name = "sc-chain-spec"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "impl-trait-for-tuples",
  "parity-scale-codec",
@@ -7636,7 +7911,7 @@
 [[package]]
 name = "sc-chain-spec-derive"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "proc-macro-crate 1.0.0",
  "proc-macro2",
@@ -7647,7 +7922,7 @@
 [[package]]
 name = "sc-cli"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "chrono",
  "fdlimit",
@@ -7685,7 +7960,7 @@
 [[package]]
 name = "sc-client-api"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "derive_more",
  "fnv",
@@ -7719,7 +7994,7 @@
 [[package]]
 name = "sc-client-db"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "blake2-rfc",
  "hash-db",
@@ -7749,7 +8024,7 @@
 [[package]]
 name = "sc-consensus"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parking_lot 0.11.1",
  "sc-client-api",
@@ -7761,7 +8036,7 @@
 [[package]]
 name = "sc-consensus-aura"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "derive_more",
@@ -7785,7 +8060,6 @@
  "sp-io",
  "sp-keystore",
  "sp-runtime",
- "sp-timestamp",
  "sp-version",
  "substrate-prometheus-endpoint",
 ]
@@ -7793,7 +8067,7 @@
 [[package]]
 name = "sc-consensus-babe"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "derive_more",
@@ -7831,7 +8105,6 @@
  "sp-io",
  "sp-keystore",
  "sp-runtime",
- "sp-timestamp",
  "sp-utils",
  "sp-version",
  "substrate-prometheus-endpoint",
@@ -7840,7 +8113,7 @@
 [[package]]
 name = "sc-consensus-babe-rpc"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "derive_more",
  "futures 0.3.14",
@@ -7864,7 +8137,7 @@
 [[package]]
 name = "sc-consensus-epochs"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "fork-tree",
  "parity-scale-codec",
@@ -7877,11 +8150,12 @@
 [[package]]
 name = "sc-consensus-slots"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "futures 0.3.14",
  "futures-timer 3.0.2",
+ "impl-trait-for-tuples",
  "log",
  "parity-scale-codec",
  "sc-client-api",
@@ -7904,21 +8178,18 @@
 [[package]]
 name = "sc-consensus-uncles"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
- "log",
  "sc-client-api",
  "sp-authorship",
- "sp-consensus",
- "sp-core",
- "sp-inherents",
  "sp-runtime",
+ "thiserror",
 ]
 
 [[package]]
 name = "sc-executor"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "derive_more",
  "lazy_static",
@@ -7934,7 +8205,6 @@
  "sp-core",
  "sp-externalities",
  "sp-io",
- "sp-maybe-compressed-blob",
  "sp-panic-handler",
  "sp-runtime-interface",
  "sp-serializer",
@@ -7948,7 +8218,7 @@
 [[package]]
 name = "sc-executor-common"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "derive_more",
  "parity-scale-codec",
@@ -7956,6 +8226,7 @@
  "pwasm-utils 0.14.0",
  "sp-allocator",
  "sp-core",
+ "sp-maybe-compressed-blob",
  "sp-serializer",
  "sp-wasm-interface",
  "thiserror",
@@ -7965,7 +8236,7 @@
 [[package]]
 name = "sc-executor-wasmi"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "log",
  "parity-scale-codec",
@@ -7980,7 +8251,7 @@
 [[package]]
 name = "sc-executor-wasmtime"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "log",
  "parity-scale-codec",
@@ -7998,7 +8269,7 @@
 [[package]]
 name = "sc-finality-grandpa"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "derive_more",
@@ -8038,7 +8309,7 @@
 [[package]]
 name = "sc-finality-grandpa-rpc"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "derive_more",
  "finality-grandpa",
@@ -8062,7 +8333,7 @@
 [[package]]
 name = "sc-finality-grandpa-warp-sync"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "derive_more",
  "futures 0.3.14",
@@ -8083,7 +8354,7 @@
 [[package]]
 name = "sc-informant"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "ansi_term 0.12.1",
  "futures 0.3.14",
@@ -8101,7 +8372,7 @@
 [[package]]
 name = "sc-keystore"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "derive_more",
@@ -8121,7 +8392,7 @@
 [[package]]
 name = "sc-light"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "hash-db",
  "lazy_static",
@@ -8140,7 +8411,7 @@
 [[package]]
 name = "sc-network"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-std",
  "async-trait",
@@ -8193,7 +8464,7 @@
 [[package]]
 name = "sc-network-gossip"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "futures 0.3.14",
  "futures-timer 3.0.2",
@@ -8210,7 +8481,7 @@
 [[package]]
 name = "sc-offchain"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "bytes 0.5.6",
  "fnv",
@@ -8238,7 +8509,7 @@
 [[package]]
 name = "sc-peerset"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "futures 0.3.14",
  "libp2p",
@@ -8251,7 +8522,7 @@
 [[package]]
 name = "sc-proposer-metrics"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "log",
  "substrate-prometheus-endpoint",
@@ -8260,7 +8531,7 @@
 [[package]]
 name = "sc-rpc"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "futures 0.3.14",
  "hash-db",
@@ -8286,6 +8557,7 @@
  "sp-runtime",
  "sp-session",
  "sp-state-machine",
+ "sp-tracing",
  "sp-transaction-pool",
  "sp-utils",
  "sp-version",
@@ -8294,7 +8566,7 @@
 [[package]]
 name = "sc-rpc-api"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "derive_more",
  "futures 0.3.14",
@@ -8311,6 +8583,7 @@
  "sp-core",
  "sp-rpc",
  "sp-runtime",
+ "sp-tracing",
  "sp-transaction-pool",
  "sp-version",
 ]
@@ -8318,7 +8591,7 @@
 [[package]]
 name = "sc-rpc-server"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "futures 0.1.31",
  "jsonrpc-core",
@@ -8336,7 +8609,7 @@
 [[package]]
 name = "sc-service"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "directories",
@@ -8400,7 +8673,7 @@
 [[package]]
 name = "sc-state-db"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "log",
  "parity-scale-codec",
@@ -8415,7 +8688,7 @@
 [[package]]
 name = "sc-sync-state-rpc"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "jsonrpc-core",
  "jsonrpc-core-client",
@@ -8435,7 +8708,7 @@
 [[package]]
 name = "sc-telemetry"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "chrono",
  "futures 0.3.14",
@@ -8455,7 +8728,7 @@
 [[package]]
 name = "sc-tracing"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "ansi_term 0.12.1",
  "atty",
@@ -8466,23 +8739,33 @@
  "parking_lot 0.11.1",
  "regex",
  "rustc-hash",
+ "sc-client-api",
+ "sc-rpc-server",
+ "sc-telemetry",
  "sc-tracing-proc-macro",
  "serde",
  "serde_json",
+ "sp-api",
+ "sp-block-builder",
+ "sp-blockchain",
+ "sp-core",
+ "sp-rpc",
+ "sp-runtime",
+ "sp-storage",
  "sp-tracing",
  "thiserror",
  "tracing",
- "tracing-core",
  "tracing-log",
  "tracing-subscriber",
  "wasm-bindgen",
+ "wasm-timer",
  "web-sys",
 ]
 
 [[package]]
 name = "sc-tracing-proc-macro"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "proc-macro-crate 1.0.0",
  "proc-macro2",
@@ -8493,7 +8776,7 @@
 [[package]]
 name = "sc-transaction-graph"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "derive_more",
  "futures 0.3.14",
@@ -8515,7 +8798,7 @@
 [[package]]
 name = "sc-transaction-pool"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "futures 0.3.14",
  "futures-diagnose",
@@ -8836,9 +9119,18 @@
 checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
 
 [[package]]
+name = "slog"
+version = "2.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8347046d4ebd943127157b94d63abb990fcf729dc4e9978927fdf4ac3c998d06"
+dependencies = [
+ "erased-serde",
+]
+
+[[package]]
 name = "slot-range-helper"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "enumn",
  "parity-scale-codec",
@@ -8929,7 +9221,7 @@
 [[package]]
 name = "sp-allocator"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "log",
  "sp-core",
@@ -8941,7 +9233,7 @@
 [[package]]
 name = "sp-api"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "hash-db",
  "log",
@@ -8958,7 +9250,7 @@
 [[package]]
 name = "sp-api-proc-macro"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "blake2-rfc",
  "proc-macro-crate 1.0.0",
@@ -8970,7 +9262,7 @@
 [[package]]
 name = "sp-application-crypto"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "serde",
@@ -8982,7 +9274,7 @@
 [[package]]
 name = "sp-arithmetic"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "integer-sqrt",
  "num-traits",
@@ -8996,7 +9288,7 @@
 [[package]]
 name = "sp-authority-discovery"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "sp-api",
@@ -9008,8 +9300,9 @@
 [[package]]
 name = "sp-authorship"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
+ "async-trait",
  "parity-scale-codec",
  "sp-inherents",
  "sp-runtime",
@@ -9019,7 +9312,7 @@
 [[package]]
 name = "sp-block-builder"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "sp-api",
@@ -9031,7 +9324,7 @@
 [[package]]
 name = "sp-blockchain"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "futures 0.3.14",
  "log",
@@ -9049,7 +9342,7 @@
 [[package]]
 name = "sp-chain-spec"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "serde",
  "serde_json",
@@ -9058,7 +9351,7 @@
 [[package]]
 name = "sp-consensus"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "futures 0.3.14",
@@ -9085,8 +9378,9 @@
 [[package]]
 name = "sp-consensus-aura"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
+ "async-trait",
  "parity-scale-codec",
  "sp-api",
  "sp-application-crypto",
@@ -9101,8 +9395,9 @@
 [[package]]
 name = "sp-consensus-babe"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
+ "async-trait",
  "merlin",
  "parity-scale-codec",
  "serde",
@@ -9122,7 +9417,7 @@
 [[package]]
 name = "sp-consensus-slots"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "sp-arithmetic",
@@ -9132,7 +9427,7 @@
 [[package]]
 name = "sp-consensus-vrf"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "schnorrkel",
@@ -9144,7 +9439,7 @@
 [[package]]
 name = "sp-core"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "base58",
  "blake2-rfc",
@@ -9188,7 +9483,7 @@
 [[package]]
 name = "sp-database"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "kvdb",
  "parking_lot 0.11.1",
@@ -9197,7 +9492,7 @@
 [[package]]
 name = "sp-debug-derive"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -9207,7 +9502,7 @@
 [[package]]
 name = "sp-externalities"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "environmental",
  "parity-scale-codec",
@@ -9218,7 +9513,7 @@
 [[package]]
 name = "sp-finality-grandpa"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "finality-grandpa",
  "log",
@@ -9235,11 +9530,13 @@
 [[package]]
 name = "sp-inherents"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
+ "async-trait",
+ "impl-trait-for-tuples",
  "parity-scale-codec",
- "parking_lot 0.11.1",
  "sp-core",
+ "sp-runtime",
  "sp-std",
  "thiserror",
 ]
@@ -9247,7 +9544,7 @@
 [[package]]
 name = "sp-io"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "futures 0.3.14",
  "hash-db",
@@ -9258,6 +9555,7 @@
  "sp-core",
  "sp-externalities",
  "sp-keystore",
+ "sp-maybe-compressed-blob",
  "sp-runtime-interface",
  "sp-state-machine",
  "sp-std",
@@ -9271,7 +9569,7 @@
 [[package]]
 name = "sp-keyring"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "lazy_static",
  "sp-core",
@@ -9282,7 +9580,7 @@
 [[package]]
 name = "sp-keystore"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "derive_more",
@@ -9299,7 +9597,7 @@
 [[package]]
 name = "sp-maybe-compressed-blob"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "ruzstd",
  "zstd",
@@ -9308,7 +9606,7 @@
 [[package]]
 name = "sp-npos-elections"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "serde",
@@ -9321,7 +9619,7 @@
 [[package]]
 name = "sp-npos-elections-compact"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "proc-macro-crate 1.0.0",
  "proc-macro2",
@@ -9332,7 +9630,7 @@
 [[package]]
 name = "sp-offchain"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "sp-api",
  "sp-core",
@@ -9342,7 +9640,7 @@
 [[package]]
 name = "sp-panic-handler"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "backtrace",
 ]
@@ -9350,16 +9648,18 @@
 [[package]]
 name = "sp-rpc"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
+ "rustc-hash",
  "serde",
  "sp-core",
+ "tracing-core",
 ]
 
 [[package]]
 name = "sp-runtime"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "either",
  "hash256-std-hasher",
@@ -9380,7 +9680,7 @@
 [[package]]
 name = "sp-runtime-interface"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "impl-trait-for-tuples",
  "parity-scale-codec",
@@ -9397,7 +9697,7 @@
 [[package]]
 name = "sp-runtime-interface-proc-macro"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "Inflector",
  "proc-macro-crate 1.0.0",
@@ -9409,7 +9709,7 @@
 [[package]]
 name = "sp-sandbox"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "sp-core",
@@ -9422,7 +9722,7 @@
 [[package]]
 name = "sp-serializer"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "serde",
  "serde_json",
@@ -9431,7 +9731,7 @@
 [[package]]
 name = "sp-session"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "sp-api",
@@ -9444,7 +9744,7 @@
 [[package]]
 name = "sp-staking"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "parity-scale-codec",
  "sp-runtime",
@@ -9454,7 +9754,7 @@
 [[package]]
 name = "sp-state-machine"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "hash-db",
  "log",
@@ -9469,6 +9769,7 @@
  "sp-std",
  "sp-trie",
  "thiserror",
+ "tracing",
  "trie-db",
  "trie-root",
 ]
@@ -9476,12 +9777,12 @@
 [[package]]
 name = "sp-std"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 
 [[package]]
 name = "sp-storage"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "impl-serde",
  "parity-scale-codec",
@@ -9494,7 +9795,7 @@
 [[package]]
 name = "sp-tasks"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "log",
  "sp-core",
@@ -9507,23 +9808,32 @@
 [[package]]
 name = "sp-timestamp"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
+ "async-trait",
+ "futures-timer 3.0.2",
+ "log",
  "parity-scale-codec",
  "sp-api",
  "sp-inherents",
  "sp-runtime",
  "sp-std",
+ "thiserror",
  "wasm-timer",
 ]
 
 [[package]]
 name = "sp-tracing"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
+ "erased-serde",
  "log",
  "parity-scale-codec",
+ "parking_lot 0.10.2",
+ "serde",
+ "serde_json",
+ "slog",
  "sp-std",
  "tracing",
  "tracing-core",
@@ -9533,7 +9843,7 @@
 [[package]]
 name = "sp-transaction-pool"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "derive_more",
  "futures 0.3.14",
@@ -9549,7 +9859,7 @@
 [[package]]
 name = "sp-trie"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "hash-db",
  "memory-db",
@@ -9563,7 +9873,7 @@
 [[package]]
 name = "sp-utils"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "futures 0.3.14",
  "futures-core",
@@ -9575,19 +9885,32 @@
 [[package]]
 name = "sp-version"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "impl-serde",
  "parity-scale-codec",
  "serde",
  "sp-runtime",
  "sp-std",
+ "sp-version-proc-macro",
+]
+
+[[package]]
+name = "sp-version-proc-macro"
+version = "3.0.0"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
+dependencies = [
+ "parity-scale-codec",
+ "proc-macro-crate 1.0.0",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
 name = "sp-wasm-interface"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "impl-trait-for-tuples",
  "parity-scale-codec",
@@ -9746,7 +10069,7 @@
 [[package]]
 name = "substrate-build-script-utils"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "platforms",
 ]
@@ -9754,7 +10077,7 @@
 [[package]]
 name = "substrate-frame-rpc-system"
 version = "3.0.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-system-rpc-runtime-api",
  "futures 0.3.14",
@@ -9777,7 +10100,7 @@
 [[package]]
 name = "substrate-prometheus-endpoint"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-std",
  "derive_more",
@@ -9791,7 +10114,7 @@
 [[package]]
 name = "substrate-test-client"
 version = "2.0.1"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "async-trait",
  "futures 0.1.31",
@@ -10476,7 +10799,7 @@
 [[package]]
 name = "try-runtime-cli"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/substrate.git?branch=rococo-v1#2be8fcc4236d32786c62f6f27a98e7fe7e550807"
+source = "git+https://github.com/paritytech/substrate.git?branch=polkadot-v0.9.3#c94e0cdfe5556680dca1996004751eeb114755d7"
 dependencies = [
  "frame-try-runtime",
  "log",
@@ -11122,8 +11445,8 @@
 
 [[package]]
 name = "westend-runtime"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "beefy-primitives",
  "bitvec",
@@ -11165,6 +11488,7 @@
  "pallet-treasury",
  "pallet-utility",
  "pallet-vesting",
+ "pallet-xcm",
  "parity-scale-codec",
  "polkadot-parachain",
  "polkadot-primitives",
@@ -11191,6 +11515,9 @@
  "sp-version",
  "static_assertions",
  "substrate-wasm-builder 3.0.0",
+ "xcm",
+ "xcm-builder",
+ "xcm-executor",
 ]
 
 [[package]]
@@ -11299,8 +11626,8 @@
 
 [[package]]
 name = "xcm"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "derivative",
  "impl-trait-for-tuples",
@@ -11309,12 +11636,13 @@
 
 [[package]]
 name = "xcm-builder"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "frame-support",
  "frame-system",
  "impl-trait-for-tuples",
+ "pallet-transaction-payment",
  "parity-scale-codec",
  "polkadot-parachain",
  "sp-arithmetic",
@@ -11327,8 +11655,8 @@
 
 [[package]]
 name = "xcm-executor"
-version = "0.8.30"
-source = "git+https://github.com/paritytech/polkadot?branch=rococo-v1#127eb17a25bbe2a9f2731ff11a65d7f8170f2373"
+version = "0.9.3"
+source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.3#aa386760948574af4078c59decf558d16efe15e2"
 dependencies = [
  "frame-support",
  "impl-trait-for-tuples",
--- a/node/Cargo.toml
+++ b/node/Cargo.toml
@@ -3,189 +3,214 @@
 
 [build-dependencies.substrate-build-script-utils]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 ################################################################################
 # Substrate Dependecies
 
+[dependencies.codec]
+default-features = false
+features = ['derive']
+package = 'parity-scale-codec'
+version = '2.0.0'
+
 [dependencies.frame-benchmarking]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-benchmarking-cli]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-transaction-payment-rpc]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
+[dependencies.substrate-prometheus-endpoint]
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'polkadot-v0.9.3'
+version = '0.9.0'
+
 [dependencies.sc-basic-authorship]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sc-chain-spec]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sc-cli]
 features = ['wasmtime']
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sc-client-api]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sc-consensus]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sc-consensus-aura]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sc-executor]
 features = ['wasmtime']
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sc-finality-grandpa]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sc-keystore]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sc-rpc]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sc-rpc-api]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sc-service]
 features = ['wasmtime']
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sc-telemetry]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sc-transaction-pool]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sc-tracing]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-block-builder]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-api]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-blockchain]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-consensus]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sp-consensus-aura]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.sp-core]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-finality-grandpa]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-inherents]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
+[dependencies.sp-keystore]
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'polkadot-v0.9.3'
+version = '0.9.0'
+
+[dependencies.sp-offchain]
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'polkadot-v0.9.3'
+version = '3.0.0'
+
 [dependencies.sp-runtime]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
+version = '3.0.0'
+
+[dependencies.sp-session]
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-timestamp]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-transaction-pool]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-trie]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.substrate-frame-rpc-system]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-contracts]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-contracts-rpc]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 
 [dependencies.sc-network]
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.9.0'
 
 [dependencies.serde]
 features = ['derive']
-optional = true
 version = '1.0.119'
 
 [dependencies.serde_json]
@@ -195,52 +220,60 @@
 ################################################################################
 # Cumulus dependencies
 
-[dependencies.cumulus-client-consensus-relay-chain]
+[dependencies.cumulus-client-consensus-aura]
+git = 'https://github.com/paritytech/cumulus.git'
+branch = 'polkadot-v0.9.3'
+
+[dependencies.cumulus-client-consensus-common]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 
 [dependencies.cumulus-client-collator]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 
 [dependencies.cumulus-client-cli]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 
 [dependencies.cumulus-client-network]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 
 [dependencies.cumulus-primitives-core]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
+
+[dependencies.cumulus-primitives-parachain-inherent]
+git = 'https://github.com/paritytech/cumulus.git'
+branch = 'polkadot-v0.9.3'
 
 [dependencies.cumulus-client-service]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 
 
 ################################################################################
 # Polkadot dependencies
 [dependencies.polkadot-primitives]
 git = "https://github.com/paritytech/polkadot"
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 
 [dependencies.polkadot-service]
 git = "https://github.com/paritytech/polkadot"
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 
 [dependencies.polkadot-cli]
 git = "https://github.com/paritytech/polkadot"
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 
 [dependencies.polkadot-test-service]
 git = "https://github.com/paritytech/polkadot"
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 
 [dependencies.polkadot-parachain]
 git = "https://github.com/paritytech/polkadot"
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 
 
 ################################################################################
--- a/node/src/chain_spec.rs
+++ b/node/src/chain_spec.rs
@@ -3,21 +3,18 @@
 // file 'LICENSE', which is part of this source code package.
 //
 
+use cumulus_primitives_core::ParaId;
 use nft_runtime::*;
-
-use cumulus_primitives_core::ParaId;
-use parachain_runtime::{AccountId, Signature};
 use sc_chain_spec::{ChainSpecExtension, ChainSpecGroup};
 use sc_service::ChainType;
 use sp_core::{sr25519, Pair, Public};
-use sp_finality_grandpa::AuthorityId as GrandpaId;
 use sp_runtime::traits::{IdentifyAccount, Verify};
 
 use serde::{Deserialize, Serialize};
 use serde_json::map::Map;
 
 /// Specialized `ChainSpec`. This is a specialization of the general Substrate ChainSpec type.
-pub type ChainSpec = sc_service::GenericChainSpec<GenesisConfig>;
+pub type ChainSpec = sc_service::GenericChainSpec<nft_runtime::GenesisConfig, Extensions>;
 
 /// Helper function to generate a crypto pair from seed
 pub fn get_from_seed<TPublic: Public>(seed: &str) -> <TPublic::Pair as Pair>::Public {
@@ -26,6 +23,23 @@
         .public()
 }
 
+/// The extensions for the [`ChainSpec`].
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize, ChainSpecGroup, ChainSpecExtension)]
+#[serde(deny_unknown_fields)]
+pub struct Extensions {
+	/// The relay chain of the Parachain.
+	pub relay_chain: String,
+	/// The id of the Parachain.
+	pub para_id: u32,
+}
+
+impl Extensions {
+	/// Try to get the extension from the given `ChainSpec`.
+	pub fn try_get(chain_spec: &dyn sc_service::ChainSpec) -> Option<&Self> {
+		sc_chain_spec::get_extension(chain_spec.extensions())
+	}
+}
+
 type AccountPublic = <Signature as Verify>::Signer;
 
 /// Helper function to generate an account ID from seed
@@ -34,18 +48,11 @@
     AccountPublic: From<<TPublic::Pair as Pair>::Public>,
 {
     AccountPublic::from(get_from_seed::<TPublic>(seed)).into_account()
-}
-
-/// Helper function to generate an authority key for Aura
-pub fn authority_keys_from_seed(s: &str) -> (AuraId, GrandpaId) {
-    (get_from_seed::<AuraId>(s), get_from_seed::<GrandpaId>(s))
 }
 
 pub fn development_config(id: ParaId) -> ChainSpec {
-	let wasm_binary = WASM_BINARY.ok_or("Development wasm binary not available".to_string())?;
-
 	let mut properties = Map::new();
-	properties.insert("tokenSymbol".into(), "UniqueTest".into());
+	properties.insert("tokenSymbol".into(), "testUNQ".into());
 	properties.insert("tokenDecimals".into(), 15.into());
 	properties.insert("ss58Format".into(), 42.into()); // Generic Substrate wildcard (SS58 checksum preimage)
 
@@ -56,21 +63,18 @@
 		"dev",
 		ChainType::Local,
 		move || testnet_genesis(
-			wasm_binary,
-			// Initial PoA authorities
-			vec![
-				authority_keys_from_seed("Alice"),
-			],
 			// Sudo account
 			get_account_id_from_seed::<sr25519::Public>("Alice"),
+			vec![
+				get_from_seed::<AuraId>("Alice"),
+				get_from_seed::<AuraId>("Bob"),
+			],
 			// Pre-funded accounts
 			vec![
 				get_account_id_from_seed::<sr25519::Public>("Alice"),
 				get_account_id_from_seed::<sr25519::Public>("Bob"),
-				get_account_id_from_seed::<sr25519::Public>("Alice//stash"),
-				get_account_id_from_seed::<sr25519::Public>("Bob//stash"),
 			],
-			true,
+			id,
 		),
 		// Bootnodes
 		vec![],
@@ -89,23 +93,19 @@
 }
 
 pub fn local_testnet_config(id: ParaId) -> ChainSpec {
-	let wasm_binary = WASM_BINARY.ok_or("Development wasm binary not available".to_string())?;
-
-	Ok(ChainSpec::from_genesis(
+	ChainSpec::from_genesis(
 		// Name
 		"Local Testnet",
 		// ID
 		"local_testnet",
 		ChainType::Local,
 		move || testnet_genesis(
-			wasm_binary,
-			// Initial PoA authorities
-			vec![
-				authority_keys_from_seed("Alice"),
-				authority_keys_from_seed("Bob"),
-			],
 			// Sudo account
 			get_account_id_from_seed::<sr25519::Public>("Alice"),
+			vec![
+				get_from_seed::<AuraId>("Alice"),
+				get_from_seed::<AuraId>("Bob"),
+			],
 			// Pre-funded accounts
 			vec![
 				get_account_id_from_seed::<sr25519::Public>("Alice"),
@@ -121,7 +121,7 @@
 				get_account_id_from_seed::<sr25519::Public>("Eve//stash"),
 				get_account_id_from_seed::<sr25519::Public>("Ferdie//stash"),
 			],
-			true,
+			id,
 		),
 		// Bootnodes
 		vec![],
@@ -136,15 +136,14 @@
 			relay_chain: "rococo-local".into(),
 			para_id: id.into(),
 		},
-	))
+	)
 }
 
 fn testnet_genesis(
-    wasm_binary: &[u8],
-    initial_authorities: Vec<(AuraId, GrandpaId)>,
     root_key: AccountId,
+	initial_authorities: Vec<AuraId>,
     endowed_accounts: Vec<AccountId>,
-    enable_println: bool,
+	id: ParaId,
 ) -> GenesisConfig {
 
 	let vested_accounts = vec![
@@ -152,27 +151,29 @@
 	];
 
     GenesisConfig {
-        system: Some(SystemConfig {
-            code: wasm_binary.to_vec(),
-            changes_trie_config: Default::default(),
-        }),
-        pallet_balances: Some(BalancesConfig {
+		system: nft_runtime::SystemConfig {
+			code: nft_runtime::WASM_BINARY
+				.expect("WASM binary was not build, please build it!")
+				.to_vec(),
+			changes_trie_config: Default::default(),
+		},
+        pallet_balances: BalancesConfig {
             balances: endowed_accounts
                 .iter()
                 .cloned()
                 .map(|k| (k, 1 << 100))
                 .collect(),
-        }),
-		pallet_treasury: Some(Default::default()),
-		pallet_sudo: Some(SudoConfig { key: root_key }),
-		pallet_vesting: Some(VestingConfig {
+        },
+		pallet_treasury: Default::default(),
+		pallet_sudo: SudoConfig { key: root_key },
+		pallet_vesting: VestingConfig {
             vesting: vested_accounts
                 .iter()
                 .cloned()
                 .map(|k| (k, 1000, 100, 1 << 98))
                 .collect(),
-        }),
-        pallet_nft: Some(NftConfig {
+        },
+        pallet_nft: NftConfig {
             collection_id: vec![(
                 1,
                 Collection {
@@ -207,13 +208,11 @@
 				variable_on_chain_schema_limit: 1024,
 				const_on_chain_schema_limit: 1024,
             },
-        }),
-        pallet_contracts: Some(ContractsConfig {
-            current_schedule: ContractsSchedule {
-                enable_println,
-                ..Default::default()
-            },
-        }),
-		parachain_info: parachain_runtime::ParachainInfoConfig { parachain_id: id },
+        },
+		parachain_info: nft_runtime::ParachainInfoConfig { parachain_id: id },
+		pallet_aura: nft_runtime::AuraConfig {
+			authorities: initial_authorities,
+		},
+		cumulus_pallet_aura_ext: Default::default(),
     }
 }
--- a/node/src/cli.rs
+++ b/node/src/cli.rs
@@ -1,4 +1,5 @@
 use crate::chain_spec;
+use cumulus_client_cli;
 use sc_cli;
 use std::path::PathBuf;
 use structopt::StructOpt;
@@ -34,6 +35,10 @@
 
 	/// Revert the chain to a previous state.
 	Revert(sc_cli::RevertCmd),
+
+	/// The custom benchmark subcommmand benchmarking runtime pallets.
+	#[structopt(name = "benchmark", about = "Benchmark runtime pallets.")]
+	Benchmark(frame_benchmarking_cli::BenchmarkCmd),
 }
 
 /// Command for exporting the genesis state of the parachain
@@ -75,24 +80,6 @@
 }
 
 #[derive(Debug, StructOpt)]
-pub struct RunCmd {
-	#[structopt(flatten)]
-	pub base: sc_cli::RunCmd,
-
-	/// Id of the parachain this collator collates for.
-	#[structopt(long)]
-	pub parachain_id: Option<u32>,
-}
-
-impl std::ops::Deref for RunCmd {
-	type Target = sc_cli::RunCmd;
-
-	fn deref(&self) -> &Self::Target {
-		&self.base
-	}
-}
-
-#[derive(Debug, StructOpt)]
 #[structopt(settings = &[
 	structopt::clap::AppSettings::GlobalVersion,
 	structopt::clap::AppSettings::ArgsNegateSubcommands,
@@ -103,14 +90,8 @@
 	pub subcommand: Option<Subcommand>,
 
 	#[structopt(flatten)]
-	pub run: RunCmd,
+	pub run: cumulus_client_cli::RunCmd,
 
-	/// Run node as collator.
-	///
-	/// Note that this is the same as running with `--validator`.
-	#[structopt(long, conflicts_with = "validator")]
-	pub collator: bool,
-
 	/// Relaychain arguments
 	#[structopt(raw = true)]
 	pub relaychain_args: Vec<String>,
@@ -146,4 +127,4 @@
 			base: polkadot_cli::RunCmd::from_iter(relay_chain_args),
 		}
 	}
-}
\ No newline at end of file
+}
--- a/node/src/command.rs
+++ b/node/src/command.rs
@@ -18,20 +18,20 @@
 use crate::{
 	chain_spec,
 	cli::{Cli, RelayChainCli, Subcommand},
+	service::{new_partial, ParachainRuntimeExecutor}
 };
 use codec::Encode;
 use cumulus_primitives_core::ParaId;
 use cumulus_client_service::genesis::generate_genesis_block;
 use log::info;
-use parachain_runtime::Block;
+use nft_runtime::{RuntimeApi, Block};
 use polkadot_parachain::primitives::AccountIdConversion;
 use sc_cli::{
 	ChainSpec, CliConfiguration, DefaultConfigurationValues, ImportParams, KeystoreParams,
 	NetworkParams, Result, RuntimeVersion, SharedParams, SubstrateCli,
 };
 use sc_service::{
-	config::{BasePath, PrometheusConfig},
-	PartialComponents,
+	config::{BasePath, PrometheusConfig}
 };
 use sp_core::hexdisplay::HexDisplay;
 use sp_runtime::traits::Block as BlockT;
@@ -52,7 +52,7 @@
 
 impl SubstrateCli for Cli {
 	fn impl_name() -> String {
-		"Unique Node".into()
+		"Parachain Collator Template".into()
 	}
 
 	fn impl_version() -> String {
@@ -86,7 +86,7 @@
 	}
 
 	fn native_runtime_version(_: &Box<dyn ChainSpec>) -> &'static RuntimeVersion {
-		&parachain_runtime::VERSION
+		&nft_runtime::VERSION
 	}
 }
 
@@ -103,7 +103,7 @@
 		"Parachain Collator Template\n\nThe command-line arguments provided first will be \
 		passed to the parachain node, while the arguments provided after -- will be passed \
 		to the relaychain node.\n\n\
-		rococo-collator [parachain-args] -- [relaychain-args]"
+		parachain-collator [parachain-args] -- [relaychain-args]"
 			.into()
 	}
 
@@ -138,6 +138,24 @@
 		.ok_or_else(|| "Could not find wasm file in genesis state!".into())
 }
 
+macro_rules! construct_async_run {
+	(|$components:ident, $cli:ident, $cmd:ident, $config:ident| $( $code:tt )* ) => {{
+		let runner = $cli.create_runner($cmd)?;
+		runner.async_run(|$config| {
+			let $components = new_partial::<
+				RuntimeApi,
+				ParachainRuntimeExecutor,
+				_
+			>(
+				&$config,
+				crate::service::parachain_build_import_queue,
+			)?;
+			let task_manager = $components.task_manager;
+			{ $( $code )* }.map(|v| (v, task_manager))
+		})
+	}}
+}
+
 /// Parse command line arguments into service configuration.
 pub fn run() -> Result<()> {
 	let cli = Cli::from_args();
@@ -148,49 +166,23 @@
 			runner.sync_run(|config| cmd.run(config.chain_spec, config.network))
 		}
 		Some(Subcommand::CheckBlock(cmd)) => {
-			let runner = cli.create_runner(cmd)?;
-			runner.async_run(|config| {
-				let PartialComponents {
-					client,
-					task_manager,
-					import_queue,
-					..
-				} = crate::service::new_partial(&config)?;
-				Ok((cmd.run(client, import_queue), task_manager))
+			construct_async_run!(|components, cli, cmd, config| {
+				Ok(cmd.run(components.client, components.import_queue))
 			})
 		}
 		Some(Subcommand::ExportBlocks(cmd)) => {
-			let runner = cli.create_runner(cmd)?;
-			runner.async_run(|config| {
-				let PartialComponents {
-					client,
-					task_manager,
-					..
-				} = crate::service::new_partial(&config)?;
-				Ok((cmd.run(client, config.database), task_manager))
+			construct_async_run!(|components, cli, cmd, config| {
+				Ok(cmd.run(components.client, config.database))
 			})
 		}
 		Some(Subcommand::ExportState(cmd)) => {
-			let runner = cli.create_runner(cmd)?;
-			runner.async_run(|config| {
-				let PartialComponents {
-					client,
-					task_manager,
-					..
-				} = crate::service::new_partial(&config)?;
-				Ok((cmd.run(client, config.chain_spec), task_manager))
+			construct_async_run!(|components, cli, cmd, config| {
+				Ok(cmd.run(components.client, config.chain_spec))
 			})
 		}
 		Some(Subcommand::ImportBlocks(cmd)) => {
-			let runner = cli.create_runner(cmd)?;
-			runner.async_run(|config| {
-				let PartialComponents {
-					client,
-					task_manager,
-					import_queue,
-					..
-				} = crate::service::new_partial(&config)?;
-				Ok((cmd.run(client, import_queue), task_manager))
+			construct_async_run!(|components, cli, cmd, config| {
+				Ok(cmd.run(components.client, components.import_queue))
 			})
 		}
 		Some(Subcommand::PurgeChain(cmd)) => {
@@ -214,18 +206,9 @@
 				cmd.run(config, polkadot_config)
 			})
 		}
-		Some(Subcommand::Revert(cmd)) => {
-			let runner = cli.create_runner(cmd)?;
-			runner.async_run(|config| {
-				let PartialComponents {
-					client,
-					task_manager,
-					backend,
-					..
-				} = crate::service::new_partial(&config)?;
-				Ok((cmd.run(client, backend), task_manager))
-			})
-		}
+		Some(Subcommand::Revert(cmd)) => construct_async_run!(|components, cli, cmd, config| {
+			Ok(cmd.run(components.client, components.backend))
+		}),
 		Some(Subcommand::ExportGenesisState(params)) => {
 			let mut builder = sc_cli::LoggerBuilder::new("");
 			builder.with_profiling(sc_tracing::TracingReceiver::Log, "");
@@ -270,9 +253,19 @@
 			}
 
 			Ok(())
-		}
+		},
+		Some(Subcommand::Benchmark(cmd)) => {
+			if cfg!(feature = "runtime-benchmarks") {
+				let runner = cli.create_runner(cmd)?;
+
+				runner.sync_run(|config| cmd.run::<Block, ParachainRuntimeExecutor>(config))
+			} else {
+				Err("Benchmarking wasn't enabled when building the node. \
+				You can enable it with `--features runtime-benchmarks`.".into())
+			}
+		},
 		None => {
-			let runner = cli.create_runner(&*cli.run)?;
+			let runner = cli.create_runner(&cli.run.normalize())?;
 
 			runner.run_node_until_exit(|config| async move {
 				// TODO
@@ -304,14 +297,20 @@
 					task_executor,
 				)
 				.map_err(|err| format!("Relay chain argument error: {}", err))?;
-				let collator = cli.run.base.validator || cli.collator;
 
 				info!("Parachain id: {:?}", id);
 				info!("Parachain Account: {}", parachain_account);
 				info!("Parachain genesis state: {}", genesis_state);
-				info!("Is collating: {}", if collator { "yes" } else { "no" });
+				info!(
+					"Is collating: {}",
+					if config.role.is_authority() {
+						"yes"
+					} else {
+						"no"
+					}
+				);
 
-				crate::service::start_node(config, key, polkadot_config, id, collator)
+				crate::service::start_node(config, key, polkadot_config, id)
 					.await
 					.map(|r| r.0)
 					.map_err(Into::into)
@@ -446,4 +445,4 @@
 	) -> Result<Option<sc_telemetry::TelemetryEndpoints>> {
 		self.base.base.telemetry_endpoints(chain_spec)
 	}
-}
+}
\ No newline at end of file
--- a/node/src/lib.rs
+++ b/node/src/lib.rs
@@ -1,3 +1,2 @@
 pub mod chain_spec;
 pub mod service;
-pub mod rpc;
--- a/node/src/main.rs
+++ b/node/src/main.rs
@@ -8,7 +8,6 @@
 mod service;
 mod cli;
 mod command;
-mod rpc;
 
 fn main() -> sc_cli::Result<()> {
     command::run()
--- a/node/src/rpc.rs
+++ /dev/null
@@ -1,65 +0,0 @@
-//! A collection of node-specific RPC methods.
-//! Substrate provides the `sc-rpc` crate, which defines the core RPC layer
-//! used by Substrate nodes. This file extends those RPC definitions with
-//! capabilities that are specific to this project's runtime configuration.
-
-#![warn(missing_docs)]
-
-use std::sync::Arc;
-
-use nft_runtime::{opaque::Block, AccountId, Balance, Index, BlockNumber, Hash};
-use sp_api::ProvideRuntimeApi;
-use sp_blockchain::{Error as BlockChainError, HeaderMetadata, HeaderBackend};
-use sp_block_builder::BlockBuilder;
-pub use sc_rpc_api::DenyUnsafe;
-use sp_transaction_pool::TransactionPool;
-use pallet_contracts_rpc::{Contracts, ContractsApi};
-
-/// Full client dependencies.
-pub struct FullDeps<C, P> {
-	/// The client instance to use.
-	pub client: Arc<C>,
-	/// Transaction pool instance.
-	pub pool: Arc<P>,
-	/// Whether to deny unsafe calls
-	pub deny_unsafe: DenyUnsafe,
-}
-
-/// Instantiate all full RPC extensions.
-pub fn create_full<C, P>(
-	deps: FullDeps<C, P>,
-) -> jsonrpc_core::IoHandler<sc_rpc::Metadata> where
-	C: ProvideRuntimeApi<Block>,
-	C: HeaderBackend<Block> + HeaderMetadata<Block, Error=BlockChainError> + 'static,
-	C: Send + Sync + 'static,
-	C::Api: substrate_frame_rpc_system::AccountNonceApi<Block, AccountId, Index>,
-	C::Api: pallet_transaction_payment_rpc::TransactionPaymentRuntimeApi<Block, Balance>,
-	C::Api: BlockBuilder<Block>,
-	C::Api: pallet_contracts_rpc::ContractsRuntimeApi<Block, AccountId, Balance, BlockNumber, Hash>,
-	P: TransactionPool + 'static,
-{
-	use substrate_frame_rpc_system::{FullSystem, SystemApi};
-	use pallet_transaction_payment_rpc::{TransactionPayment, TransactionPaymentApi};
-
-	let mut io = jsonrpc_core::IoHandler::default();
-	let FullDeps {
-		client,
-		pool,
-		deny_unsafe,
-	} = deps;
-
-	io.extend_with(
-		SystemApi::to_delegate(FullSystem::new(client.clone(), pool, deny_unsafe))
-	);
-
-	io.extend_with(
-		TransactionPaymentApi::to_delegate(TransactionPayment::new(client.clone()))
-	);
-
-	// Contracts RPC API extension
-    io.extend_with(
-        ContractsApi::to_delegate(Contracts::new(client.clone()))
-	);
-		
-	io
-}
--- a/node/src/service.rs
+++ b/node/src/service.rs
@@ -5,50 +5,96 @@
 // file 'LICENSE', which is part of this source code package.
 //
 
-use cumulus_client_consensus_relay_chain::{
-	build_relay_chain_consensus, BuildRelayChainConsensusParams,
+// std
+use std::sync::Arc;
+
+// Local Runtime Types
+use nft_runtime::RuntimeApi;
+
+// Cumulus Imports
+use cumulus_client_consensus_aura::{
+	build_aura_consensus, BuildAuraConsensusParams, SlotProportion,
 };
+use cumulus_client_consensus_common::ParachainConsensus;
 use cumulus_client_network::build_block_announce_validator;
 use cumulus_client_service::{
 	prepare_node_config, start_collator, start_full_node, StartCollatorParams, StartFullNodeParams,
 };
 use cumulus_primitives_core::ParaId;
-use polkadot_primitives::v0::CollatorPair;
-use parachain_runtime::{RuntimeApi, opaque::Block};
+
+// Polkadot Imports
+use polkadot_primitives::v1::CollatorPair;
+
+// Substrate Imports
+use sc_client_api::ExecutorProvider;
+pub use sc_executor::NativeExecutor;
 use sc_executor::native_executor_instance;
-pub use sc_executor::NativeExecutor;
+use sc_network::NetworkService;
 use sc_service::{Configuration, PartialComponents, Role, TFullBackend, TFullClient, TaskManager};
-use sc_telemetry::{Telemetry, TelemetryWorker, TelemetryWorkerHandle};
+use sc_telemetry::{Telemetry, TelemetryHandle, TelemetryWorker, TelemetryWorkerHandle};
+use sp_api::ConstructRuntimeApi;
+use sp_consensus::SlotData;
+use sp_keystore::SyncCryptoStorePtr;
 use sp_runtime::traits::BlakeTwo256;
-use sp_trie::PrefixedMemoryDB;
-use std::sync::Arc;
+use substrate_prometheus_endpoint::Registry;
+
+// Runtime type overrides
+type BlockNumber = u32;
+type Header = sp_runtime::generic::Header<BlockNumber, sp_runtime::traits::BlakeTwo256>;
+pub type Block = sp_runtime::generic::Block<Header, sp_runtime::OpaqueExtrinsic>;
+type Hash = sp_core::H256;
 
 // Native executor instance.
 native_executor_instance!(
-	pub Executor,
-	parachain_runtime::api::dispatch,
-	parachain_runtime::native_version,
+	pub ParachainRuntimeExecutor,
+	nft_runtime::api::dispatch,
+	nft_runtime::native_version,
+	frame_benchmarking::benchmarking::HostFunctions,
 );
 
 /// Starts a `ServiceBuilder` for a full service.
 ///
 /// Use this macro if you don't actually need the full service, but just the builder in order to
 /// be able to perform chain operations.
-pub fn new_partial(
+pub fn new_partial<RuntimeApi, Executor, BIQ>(
 	config: &Configuration,
+	build_import_queue: BIQ,
 ) -> Result<
 	PartialComponents<
 		TFullClient<Block, RuntimeApi, Executor>,
 		TFullBackend<Block>,
 		(),
-		sp_consensus::import_queue::BasicQueue<Block, PrefixedMemoryDB<BlakeTwo256>>,
+		sp_consensus::DefaultImportQueue<Block, TFullClient<Block, RuntimeApi, Executor>>,
 		sc_transaction_pool::FullPool<Block, TFullClient<Block, RuntimeApi, Executor>>,
 		(Option<Telemetry>, Option<TelemetryWorkerHandle>),
 	>,
 	sc_service::Error,
-> {
-	let inherent_data_providers = sp_inherents::InherentDataProviders::new();
-
+>
+where
+	RuntimeApi: ConstructRuntimeApi<Block, TFullClient<Block, RuntimeApi, Executor>>
+		+ Send
+		+ Sync
+		+ 'static,
+	RuntimeApi::RuntimeApi: sp_transaction_pool::runtime_api::TaggedTransactionQueue<Block>
+		+ sp_api::Metadata<Block>
+		+ sp_session::SessionKeys<Block>
+		+ sp_api::ApiExt<
+			Block,
+			StateBackend = sc_client_api::StateBackendFor<TFullBackend<Block>, Block>,
+		> + sp_offchain::OffchainWorkerApi<Block>
+		+ sp_block_builder::BlockBuilder<Block>,
+	sc_client_api::StateBackendFor<TFullBackend<Block>, Block>: sp_api::StateBackend<BlakeTwo256>,
+	Executor: sc_executor::NativeExecutionDispatch + 'static,
+	BIQ: FnOnce(
+		Arc<TFullClient<Block, RuntimeApi, Executor>>,
+		&Configuration,
+		Option<TelemetryHandle>,
+		&TaskManager,
+	) -> Result<
+		sp_consensus::DefaultImportQueue<Block, TFullClient<Block, RuntimeApi, Executor>>,
+		sc_service::Error,
+	>,
+{
 	let telemetry = config
 		.telemetry_endpoints
 		.clone()
@@ -66,18 +112,13 @@
 			telemetry.as_ref().map(|(_, telemetry)| telemetry.handle()),
 		)?;
 	let client = Arc::new(client);
-
-	let telemetry_worker_handle = telemetry
-		.as_ref()
-		.map(|(worker, _)| worker.handle());
 
-	let telemetry = telemetry
-		.map(|(worker, telemetry)| {
-			task_manager.spawn_handle().spawn("telemetry", worker.run());
-			telemetry
-		});
+	let telemetry_worker_handle = telemetry.as_ref().map(|(worker, _)| worker.handle());
 
-	let registry = config.prometheus_registry();
+	let telemetry = telemetry.map(|(worker, telemetry)| {
+		task_manager.spawn_handle().spawn("telemetry", worker.run());
+		telemetry
+	});
 
 	let transaction_pool = sc_transaction_pool::BasicPool::new_full(
 		config.transaction_pool.clone(),
@@ -87,12 +128,11 @@
 		client.clone(),
 	);
 
-	let import_queue = cumulus_client_consensus_relay_chain::import_queue(
+	let import_queue = build_import_queue(
 		client.clone(),
-		client.clone(),
-		inherent_data_providers.clone(),
-		&task_manager.spawn_essential_handle(),
-		registry.clone(),
+		config,
+		telemetry.as_ref().map(|telemetry| telemetry.handle()),
+		&task_manager,
 	)?;
 
 	let params = PartialComponents {
@@ -102,7 +142,6 @@
 		keystore_container,
 		task_manager,
 		transaction_pool,
-		inherent_data_providers,
 		select_chain: (),
 		other: (telemetry, telemetry_worker_handle),
 	};
@@ -114,20 +153,56 @@
 ///
 /// This is the actual implementation that is abstract over the executor and the runtime api.
 #[sc_tracing::logging::prefix_logs_with("Parachain")]
-async fn start_node_impl<RB>(
+async fn start_node_impl<RuntimeApi, Executor, RB, BIQ, BIC>(
 	parachain_config: Configuration,
 	collator_key: CollatorPair,
 	polkadot_config: Configuration,
 	id: ParaId,
-	validator: bool,
 	rpc_ext_builder: RB,
+	build_import_queue: BIQ,
+	build_consensus: BIC,
 ) -> sc_service::error::Result<(TaskManager, Arc<TFullClient<Block, RuntimeApi, Executor>>)>
 where
+	RuntimeApi: ConstructRuntimeApi<Block, TFullClient<Block, RuntimeApi, Executor>>
+		+ Send
+		+ Sync
+		+ 'static,
+	RuntimeApi::RuntimeApi: sp_transaction_pool::runtime_api::TaggedTransactionQueue<Block>
+		+ sp_api::Metadata<Block>
+		+ sp_session::SessionKeys<Block>
+		+ sp_api::ApiExt<
+			Block,
+			StateBackend = sc_client_api::StateBackendFor<TFullBackend<Block>, Block>,
+		> + sp_offchain::OffchainWorkerApi<Block>
+		+ sp_block_builder::BlockBuilder<Block>
+		+ cumulus_primitives_core::CollectCollationInfo<Block>,
+	sc_client_api::StateBackendFor<TFullBackend<Block>, Block>: sp_api::StateBackend<BlakeTwo256>,
+	Executor: sc_executor::NativeExecutionDispatch + 'static,
 	RB: Fn(
 			Arc<TFullClient<Block, RuntimeApi, Executor>>,
 		) -> jsonrpc_core::IoHandler<sc_rpc::Metadata>
 		+ Send
 		+ 'static,
+	BIQ: FnOnce(
+		Arc<TFullClient<Block, RuntimeApi, Executor>>,
+		&Configuration,
+		Option<TelemetryHandle>,
+		&TaskManager,
+	) -> Result<
+		sp_consensus::DefaultImportQueue<Block, TFullClient<Block, RuntimeApi, Executor>>,
+		sc_service::Error,
+	>,
+	BIC: FnOnce(
+		Arc<TFullClient<Block, RuntimeApi, Executor>>,
+		Option<&Registry>,
+		Option<TelemetryHandle>,
+		&TaskManager,
+		&polkadot_service::NewFull<polkadot_service::Client>,
+		Arc<sc_transaction_pool::FullPool<Block, TFullClient<Block, RuntimeApi, Executor>>>,
+		Arc<NetworkService<Block, Hash>>,
+		SyncCryptoStorePtr,
+		bool,
+	) -> Result<Box<dyn ParachainConsensus<Block>>, sc_service::Error>,
 {
 	if matches!(parachain_config.role, Role::Light) {
 		return Err("Light client not supported!".into());
@@ -135,56 +210,44 @@
 
 	let parachain_config = prepare_node_config(parachain_config);
 
-	let params = new_partial(&parachain_config)?;
-	params
-		.inherent_data_providers
-		.register_provider(sp_timestamp::InherentDataProvider)
-		.unwrap();
+	let params = new_partial::<RuntimeApi, Executor, BIQ>(&parachain_config, build_import_queue)?;
 	let (mut telemetry, telemetry_worker_handle) = params.other;
 
-	let polkadot_full_node =
-		cumulus_client_service::build_polkadot_full_node(
-			polkadot_config,
-			collator_key.clone(),
-			telemetry_worker_handle,
-		)
-		.map_err(|e| match e {
-			polkadot_service::Error::Sub(x) => x,
-			s => format!("{}", s).into(),
-		})?;
+	let relay_chain_full_node = cumulus_client_service::build_polkadot_full_node(
+		polkadot_config,
+		collator_key.clone(),
+		telemetry_worker_handle,
+	)
+	.map_err(|e| match e {
+		polkadot_service::Error::Sub(x) => x,
+		s => format!("{}", s).into(),
+	})?;
 
 	let client = params.client.clone();
 	let backend = params.backend.clone();
 	let block_announce_validator = build_block_announce_validator(
-		polkadot_full_node.client.clone(),
+		relay_chain_full_node.client.clone(),
 		id,
-		Box::new(polkadot_full_node.network.clone()),
-		polkadot_full_node.backend.clone(),
+		Box::new(relay_chain_full_node.network.clone()),
+		relay_chain_full_node.backend.clone(),
 	);
 
+	let force_authoring = parachain_config.force_authoring;
+	let validator = parachain_config.role.is_authority();
 	let prometheus_registry = parachain_config.prometheus_registry().cloned();
 	let transaction_pool = params.transaction_pool.clone();
 	let mut task_manager = params.task_manager;
-	let import_queue = params.import_queue;
+	let import_queue = cumulus_client_service::SharedImportQueue::new(params.import_queue);
 	let (network, network_status_sinks, system_rpc_tx, start_network) =
 		sc_service::build_network(sc_service::BuildNetworkParams {
 			config: &parachain_config,
 			client: client.clone(),
 			transaction_pool: transaction_pool.clone(),
 			spawn_handle: task_manager.spawn_handle(),
-			import_queue,
+			import_queue: import_queue.clone(),
 			on_demand: None,
 			block_announce_validator_builder: Some(Box::new(|_| block_announce_validator)),
 		})?;
-
-	if parachain_config.offchain_worker.enabled {
-		sc_service::build_offchain_workers(
-			&parachain_config,
-			task_manager.spawn_handle(),
-			client.clone(),
-			network.clone(),
-		);
-	}
 
 	let rpc_client = client.clone();
 	let rpc_extensions_builder = Box::new(move |_, _| rpc_ext_builder(rpc_client.clone()));
@@ -211,23 +274,19 @@
 	};
 
 	if validator {
-		let proposer_factory = sc_basic_authorship::ProposerFactory::with_proof_recording(
-			task_manager.spawn_handle(),
+		let parachain_consensus = build_consensus(
 			client.clone(),
+			prometheus_registry.as_ref(),
+			telemetry.as_ref().map(|t| t.handle()),
+			&task_manager,
+			&relay_chain_full_node,
 			transaction_pool,
-			prometheus_registry.as_ref(),
-			telemetry.as_ref().map(|x| x.handle()),
-		);
-		let spawner = task_manager.spawn_handle();
+			network,
+			params.keystore_container.sync_keystore(),
+			force_authoring,
+		)?;
 
-		let parachain_consensus = build_relay_chain_consensus(BuildRelayChainConsensusParams {
-			para_id: id,
-			proposer_factory,
-			inherent_data_providers: params.inherent_data_providers,
-			block_import: client.clone(),
-			relay_chain_client: polkadot_full_node.client.clone(),
-			relay_chain_backend: polkadot_full_node.backend.clone(),
-		});
+		let spawner = task_manager.spawn_handle();
 
 		let params = StartCollatorParams {
 			para_id: id,
@@ -236,10 +295,10 @@
 			client: client.clone(),
 			task_manager: &mut task_manager,
 			collator_key,
-			relay_chain_full_node: polkadot_full_node,
+			relay_chain_full_node,
 			spawner,
-			backend,
 			parachain_consensus,
+			import_queue,
 		};
 
 		start_collator(params).await?;
@@ -249,7 +308,7 @@
 			announce_block,
 			task_manager: &mut task_manager,
 			para_id: id,
-			polkadot_full_node,
+			relay_chain_full_node,
 		};
 
 		start_full_node(params)?;
@@ -260,21 +319,140 @@
 	Ok((task_manager, client))
 }
 
+/// Build the import queue for the the parachain runtime.
+pub fn parachain_build_import_queue(
+	client: Arc<TFullClient<Block, RuntimeApi, ParachainRuntimeExecutor>>,
+	config: &Configuration,
+	telemetry: Option<TelemetryHandle>,
+	task_manager: &TaskManager,
+) -> Result<
+	sp_consensus::DefaultImportQueue<
+		Block,
+		TFullClient<Block, RuntimeApi, ParachainRuntimeExecutor>,
+	>,
+	sc_service::Error,
+> {
+	let slot_duration = cumulus_client_consensus_aura::slot_duration(&*client)?;
+
+
+	cumulus_client_consensus_aura::import_queue::<
+		sp_consensus_aura::sr25519::AuthorityPair,
+		_,
+		_,
+		_,
+		_,
+		_,
+		_,
+	>(cumulus_client_consensus_aura::ImportQueueParams {
+		block_import:  client.clone(),
+		client: client.clone(),
+		create_inherent_data_providers: move |_, _| async move {
+			let time = sp_timestamp::InherentDataProvider::from_system_time();
+
+			let slot =
+				sp_consensus_aura::inherents::InherentDataProvider::from_timestamp_and_duration(
+					*time,
+					slot_duration.slot_duration(),
+				);
+
+			Ok((time, slot))
+		},
+		registry: config.prometheus_registry().clone(),
+		can_author_with: sp_consensus::CanAuthorWithNativeVersion::new(client.executor().clone()),
+		spawner: &task_manager.spawn_essential_handle(),
+		telemetry,
+	})
+	.map_err(Into::into)
+}
+
 /// Start a normal parachain node.
 pub async fn start_node(
 	parachain_config: Configuration,
 	collator_key: CollatorPair,
 	polkadot_config: Configuration,
 	id: ParaId,
-	validator: bool,
-) -> sc_service::error::Result<(TaskManager, Arc<TFullClient<Block, RuntimeApi, Executor>>)> {
-	start_node_impl(
+) -> sc_service::error::Result<(TaskManager, Arc<TFullClient<Block, RuntimeApi, ParachainRuntimeExecutor>>)> {
+	start_node_impl::<RuntimeApi, ParachainRuntimeExecutor, _, _, _>(
 		parachain_config,
 		collator_key,
 		polkadot_config,
 		id,
-		validator,
 		|_| Default::default(),
+		parachain_build_import_queue,
+		|client,
+		 prometheus_registry,
+		 telemetry,
+		 task_manager,
+		 relay_chain_node,
+		 transaction_pool,
+		 sync_oracle,
+		 keystore,
+		 force_authoring| {
+			let slot_duration = cumulus_client_consensus_aura::slot_duration(&*client)?;
+
+			let proposer_factory = sc_basic_authorship::ProposerFactory::with_proof_recording(
+				task_manager.spawn_handle(),
+				client.clone(),
+				transaction_pool,
+				prometheus_registry.clone(),
+				telemetry.clone(),
+			);
+
+			let relay_chain_backend = relay_chain_node.backend.clone();
+			let relay_chain_client = relay_chain_node.client.clone();
+			Ok(build_aura_consensus::<
+				sp_consensus_aura::sr25519::AuthorityPair,
+				_,
+				_,
+				_,
+				_,
+				_,
+				_,
+				_,
+				_,
+				_,
+			>(BuildAuraConsensusParams {
+				proposer_factory,
+				create_inherent_data_providers: move |_, (relay_parent, validation_data)| {
+					let parachain_inherent =
+					cumulus_primitives_parachain_inherent::ParachainInherentData::create_at_with_client(
+						relay_parent,
+						&relay_chain_client,
+						&*relay_chain_backend,
+						&validation_data,
+						id,
+					);
+					async move {
+						let time = sp_timestamp::InherentDataProvider::from_system_time();
+
+						let slot =
+						sp_consensus_aura::inherents::InherentDataProvider::from_timestamp_and_duration(
+							*time,
+							slot_duration.slot_duration(),
+						);
+
+						let parachain_inherent = parachain_inherent.ok_or_else(|| {
+							Box::<dyn std::error::Error + Send + Sync>::from(
+								"Failed to create parachain inherent",
+							)
+						})?;
+						Ok((time, slot, parachain_inherent))
+					}
+				},
+				block_import: client.clone(),
+				relay_chain_client: relay_chain_node.client.clone(),
+				relay_chain_backend: relay_chain_node.backend.clone(),
+				para_client: client.clone(),
+				backoff_authoring_blocks: Option::<()>::None,
+				sync_oracle,
+				keystore,
+				force_authoring,
+				slot_duration,
+				// We got around 500ms for proposing
+				block_proposal_slot_portion: SlotProportion::new(1f32 / 24f32),
+				telemetry,
+			}))
+		},
 	)
 	.await
 }
\ No newline at end of file
--- a/pallets/inflation/Cargo.toml
+++ b/pallets/inflation/Cargo.toml
@@ -43,43 +43,43 @@
 default-features = false
 optional = true
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-support]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-system]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-balances]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-timestamp]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-randomness-collective-flip]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-std]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.serde]
@@ -89,18 +89,18 @@
 [dependencies.sp-runtime]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-core]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-io]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
--- a/pallets/nft/Cargo.toml
+++ b/pallets/nft/Cargo.toml
@@ -45,55 +45,55 @@
 default-features = false
 optional = true
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-support]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-system]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-balances]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-timestamp]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-randomness-collective-flip]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-std]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-contracts]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-transaction-payment]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.serde]
@@ -103,18 +103,18 @@
 [dependencies.sp-runtime]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-core]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-io]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
--- a/pallets/nft/src/lib.rs
+++ b/pallets/nft/src/lib.rs
@@ -2328,6 +2328,7 @@
         Ok(())
     }
 
+    #[allow(dead_code)]
     fn init_collection(item: &Collection<T>) {
         // check params
         assert!(
@@ -2355,6 +2356,7 @@
         CreatedCollectionCount::put(next_id);
     }
 
+    #[allow(dead_code)]
     fn init_nft_token(collection_id: CollectionId, item: &NftItemType<T::AccountId>) {
         let current_index = <ItemListIndex>::get(collection_id)
             .checked_add(1)
@@ -2372,6 +2374,7 @@
         <Balance<T>>::insert(collection_id, item_owner.clone(), new_balance);
     }
 
+    #[allow(dead_code)]
     fn init_fungible_token(collection_id: CollectionId, owner: &T::AccountId, item: &FungibleItemType) {
         let current_index = <ItemListIndex>::get(collection_id)
             .checked_add(1)
@@ -2388,6 +2391,7 @@
         <Balance<T>>::insert(collection_id, (*owner).clone(), new_balance);
     }
 
+    #[allow(dead_code)]
     fn init_refungible_token(collection_id: CollectionId, item: &ReFungibleItemType<T::AccountId>) {
         let current_index = <ItemListIndex>::get(collection_id)
             .checked_add(1)
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -31,6 +31,7 @@
 ]
 std = [
     'codec/std',
+	'cumulus-pallet-aura-ext/std',
 	'cumulus-pallet-parachain-system/std',
 	'cumulus-pallet-xcm/std',
 	'cumulus-pallet-xcmp-queue/std',
@@ -40,6 +41,7 @@
     'frame-support/std',
     'frame-system/std',
     'frame-system-rpc-runtime-api/std',
+	'pallet-aura/std',
     'pallet-balances/std',
     'pallet-contracts/std',
     'pallet-contracts-primitives/std',
@@ -51,9 +53,11 @@
     'pallet-transaction-payment-rpc-runtime-api/std',
     'pallet-treasury/std',
     'pallet-vesting/std',
+	'parachain-info/std',
     'serde',
     'sp-api/std',
     'sp-block-builder/std',
+	"sp-consensus-aura/std",
     'sp-core/std',
     'sp-inherents/std',
 	'sp-io/std',
@@ -84,38 +88,38 @@
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
 optional = true
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-executive]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-support]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-system]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-system-benchmarking]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
 optional = true
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.frame-system-rpc-runtime-api]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.hex-literal]
@@ -127,143 +131,155 @@
 optional = true
 version = '1.0.119'
 
+[dependencies.pallet-aura]
+default-features = false
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'polkadot-v0.9.3'
+version = '3.0.0'
+
 [dependencies.pallet-balances]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 # Contracts specific packages
 [dependencies.pallet-contracts]
 git = 'https://github.com/paritytech/substrate.git'
 default-features = false
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-contracts-primitives]
 git = 'https://github.com/paritytech/substrate.git'
 default-features = false
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-contracts-rpc-runtime-api]
 git = 'https://github.com/paritytech/substrate.git'
 default-features = false
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-randomness-collective-flip]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-sudo]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-timestamp]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-transaction-payment]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-transaction-payment-rpc-runtime-api]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-treasury]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.pallet-vesting]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-arithmetic]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-api]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-block-builder]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-core]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
+[dependencies.sp-consensus-aura]
+default-features = false
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'polkadot-v0.9.3'
+version = '0.9.0'
+
 [dependencies.sp-inherents]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-io]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-offchain]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-runtime]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-session]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-std]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-transaction-pool]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.sp-version]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '3.0.0'
 
 [dependencies.smallvec]
@@ -275,32 +291,42 @@
 [dependencies.parachain-info]
 default-features = false
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 version = '0.1.0'
 
+[dependencies.cumulus-pallet-aura-ext]
+git = 'https://github.com/paritytech/cumulus.git'
+branch = 'polkadot-v0.9.3'
+default-features = false
+
 [dependencies.cumulus-pallet-parachain-system]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 default-features = false
 
 [dependencies.cumulus-primitives-core]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 default-features = false
 
 [dependencies.cumulus-pallet-xcm]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 default-features = false
 
+[dependencies.cumulus-pallet-dmp-queue]
+git = 'https://github.com/paritytech/cumulus.git'
+branch = 'polkadot-v0.9.3'
+default-features = false
+
 [dependencies.cumulus-pallet-xcmp-queue]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 default-features = false
 
 [dependencies.cumulus-primitives-utility]
 git = 'https://github.com/paritytech/cumulus.git'
-branch = 'rococo-v1'
+branch = 'polkadot-v0.9.3'
 default-features = false
 
 ################################################################################
@@ -308,40 +334,41 @@
 
 [dependencies.polkadot-parachain]
 git = 'https://github.com/paritytech/polkadot'
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 default-features = false
 
 [dependencies.xcm]
 git = 'https://github.com/paritytech/polkadot'
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 default-features = false
 
 [dependencies.xcm-builder]
 git = 'https://github.com/paritytech/polkadot'
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 default-features = false
 
 [dependencies.xcm-executor]
 git = 'https://github.com/paritytech/polkadot'
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 default-features = false
 
 [dependencies.pallet-xcm]
 git = 'https://github.com/paritytech/polkadot'
-branch = 'rococo-v1'
+branch = 'release-v0.9.3'
 default-features = false
-
 
-################################################################################
-# Build Dependencies
-
-[build-dependencies]
-substrate-wasm-builder = '4.0.0'
 
 
 ################################################################################
 # local dependencies
 
+[dependencies]
 pallet-nft = { path = '../pallets/nft', default-features = false, version = '3.0.0' }
 pallet-inflation = { path = '../pallets/inflation', default-features = false, version = '3.0.0' }
 
+################################################################################
+# Build Dependencies
+
+[build-dependencies]
+substrate-wasm-builder = '4.0.0'
+
--- a/runtime/src/chain_extension.rs
+++ b/runtime/src/chain_extension.rs
@@ -17,9 +17,6 @@
 
 extern crate pallet_nft;
 pub use pallet_nft::*;
-use crate::Runtime;
-use sp_runtime::AccountId32;
-use crate::Vec;
 
 /// Create item parameters
 #[derive(Debug, PartialEq, Encode, Decode)]
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -14,16 +14,15 @@
 include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));
 
 use sp_api::impl_runtime_apis;
-use sp_core::{ crypto::KeyTypeId, crypto::Public, OpaqueMetadata };
+use sp_core::{ crypto::KeyTypeId, OpaqueMetadata };
+// #[cfg(any(feature = "std", test))]
+// pub use sp_runtime::BuildStorage;
+use sp_runtime::traits::{
+	AccountIdLookup, AccountIdConversion, BlakeTwo256, Block as BlockT, ConvertInto, IdentifyAccount, Verify,
+};
 use sp_runtime::{
-	BuildStorage,
     Permill, Perbill, Percent,
-    ModuleId,
     create_runtime_str, generic, impl_opaque_keys,
-    traits::{
-        AccountIdLookup, BlakeTwo256, Block as BlockT, Convert, ConvertInto, IdentifyAccount, 
-        IdentityLookup, NumberFor, Verify, AccountIdConversion,
-    },
     transaction_validity::{TransactionSource, TransactionValidity},
     ApplyExtrinsicResult, MultiSignature,
 };
@@ -33,13 +32,14 @@
 #[cfg(feature = "std")]
 use sp_version::NativeVersion;
 use sp_version::RuntimeVersion;
-pub use pallet_transaction_payment::{Multiplier, TargetedFeeAdjustment, CurrencyAdapter, FeeDetails, RuntimeDispatchInfo};
+pub use pallet_transaction_payment::{Multiplier, TargetedFeeAdjustment, FeeDetails, RuntimeDispatchInfo};
 // A few exports that help ease life for downstream crates.
 pub use pallet_balances::Call as BalancesCall;
-pub use pallet_contracts::{Schedule as ContractsSchedule };
 pub use frame_support::{
     construct_runtime,
+	match_type,
     dispatch::DispatchResult,
+	PalletId,
     parameter_types,
     StorageValue,
     traits::{
@@ -58,50 +58,30 @@
     EnsureRoot, 
 	limits::{BlockWeights, BlockLength},
 };
-use sp_std::{prelude::*, marker::PhantomData};
 use sp_arithmetic::{traits::{BaseArithmetic, Unsigned}};
 use smallvec::smallvec;
 
 pub use pallet_timestamp::Call as TimestampCall;
+pub use sp_consensus_aura::sr25519::AuthorityId as AuraId;
 
 // Polkadot imports
+use pallet_xcm::XcmPassthrough;
 use polkadot_parachain::primitives::Sibling;
-use xcm::v0::{Junction, MultiLocation, NetworkId};
+use xcm::v0::Xcm;
+use xcm::v0::{BodyId, Junction::*, MultiAsset, MultiLocation, MultiLocation::*, NetworkId};
 use xcm_builder::{
-	AccountId32Aliases, CurrencyAdapter, LocationInverter, ParentIsDefault, RelayChainAsNative,
-	SiblingParachainAsNative, SiblingParachainConvertsVia, SignedAccountId32AsNative,
-	SovereignSignedViaLocation, FixedRateOfConcreteFungible, EnsureXcmOrigin,
-	AllowTopLevelPaidExecutionFrom, TakeWeightCredit, FixedWeightBounds, IsConcrete, NativeAsset,
-	AllowUnpaidExecutionFrom, ParentAsSuperuser,
+	AccountId32Aliases, AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, CurrencyAdapter,
+	EnsureXcmOrigin, FixedWeightBounds, IsConcrete, LocationInverter, NativeAsset,
+	ParentAsSuperuser, ParentIsDefault, RelayChainAsNative, SiblingParachainAsNative,
+	SiblingParachainConvertsVia, SignedAccountId32AsNative, SignedToAccountId32,
+	SovereignSignedViaLocation, TakeWeightCredit, UsingComponents,
 };
 use xcm_executor::{Config, XcmExecutor};
 
 
 mod chain_extension;
 use crate::chain_extension::{ NFTExtension, Imbalance };
-
-/// Struct that handles the conversion of Balance -> `u64`. This is used for
-/// staking's election calculation.
-pub struct CurrencyToVoteHandler;
-
-impl CurrencyToVoteHandler {
-	fn factor() -> Balance {
-		(Balances::total_issuance() / u64::max_value() as Balance).max(1)
-	}
-}
-
-impl Convert<Balance, u64> for CurrencyToVoteHandler {
-	fn convert(x: Balance) -> u64 {
-		(x / Self::factor()) as u64
-	}
-}
 
-impl Convert<u128, Balance> for CurrencyToVoteHandler {
-	fn convert(x: u128) -> Balance {
-		x * Self::factor()
-	}
-}
-
 /// Re-export a nft pallet
 /// TODO: Check this re-export. Is this safe and good style?
 extern crate pallet_nft;
@@ -144,14 +124,12 @@
 
     pub use sp_runtime::OpaqueExtrinsic as UncheckedExtrinsic;
 
-    /// Opaque block header type.
-    pub type Header = generic::Header<BlockNumber, BlakeTwo256>;
     /// Opaque block type.
     pub type Block = generic::Block<Header, UncheckedExtrinsic>;
-    /// Opaque block identifier type.
-    pub type BlockId = generic::BlockId<Block>;
 
-    impl_opaque_keys! {
+    pub type SessionHandlers = ();
+
+	impl_opaque_keys! {
         pub struct SessionKeys {}
     }
 }
@@ -167,7 +145,7 @@
     transaction_version: 1,
 };
 
-pub const MILLISECS_PER_BLOCK: u64 = 6000;
+pub const MILLISECS_PER_BLOCK: u64 = 12000;
 
 pub const SLOT_DURATION: u64 = MILLISECS_PER_BLOCK;
 
@@ -274,8 +252,7 @@
 	type BlockLength = RuntimeBlockLength;
     /// The index type for blocks.
     type BlockNumber = BlockNumber;
-    /// The weight of the overhead invoked on the block import process, independent of the
-    /// extrinsics included in that block.
+    /// The weight of the overhead invoked on the block import process, independent of the extrinsics included in that block.
 	type BlockWeights = RuntimeBlockWeights;
     /// The aggregated dispatch type that is available for extrinsics.
     type Call = Call;
@@ -292,7 +269,7 @@
     /// The index type for storing how many extrinsics an account has signed.
     type Index = Index;
     /// The lookup mechanism to get account ID from whatever is passed in dispatchers.
-    type Lookup = IdentityLookup<AccountId>;
+    type Lookup = AccountIdLookup<AccountId, ()>;
     /// What to do if an account is fully reaped from the system.
     type OnKilledAccount = ();
     /// What to do if a new account is created.
@@ -317,7 +294,7 @@
 impl pallet_timestamp::Config for Runtime {
 	/// A timestamp: milliseconds since the unix epoch.
 	type Moment = u64;
-	type OnTimestampSet = Aura;
+	type OnTimestampSet = ();
 	type MinimumPeriod = MinimumPeriod;
 	type WeightInfo = ();
 }
@@ -350,14 +327,14 @@
 }
 
 parameter_types! {
-	pub const TombstoneDeposit: Balance = deposit(
-		0,
-		sp_std::mem::size_of::<pallet_contracts::ContractInfo<Runtime>>() as u32
+	pub TombstoneDeposit: Balance = deposit(
+		1,
+		sp_std::mem::size_of::<pallet_contracts::Pallet<Runtime>> as u32,
 	);
-	pub const DepositPerContract: Balance = TombstoneDeposit::get();
+	pub DepositPerContract: Balance = TombstoneDeposit::get();
 	pub const DepositPerStorageByte: Balance = deposit(0, 1);
 	pub const DepositPerStorageItem: Balance = deposit(1, 0);
-	pub RentFraction: Perbill = Perbill::from_rational_approximation(1u32, 30 * DAYS);
+	pub RentFraction: Perbill = Perbill::from_rational(1u32, 30 * DAYS);
 	pub const SurchargeReward: Balance = 150 * MILLIUNIQUE;
 	pub const SignedClaimHandicap: u32 = 2;
 	pub const MaxDepth: u32 = 32;
@@ -372,8 +349,8 @@
 			<Runtime as pallet_contracts::Config>::WeightInfo::on_initialize_per_queue_item(1) -
 			<Runtime as pallet_contracts::Config>::WeightInfo::on_initialize_per_queue_item(0)
 		)) / 5) as u32;
+	pub Schedule: pallet_contracts::Schedule<Runtime> = Default::default();
 }
-
 
 impl pallet_contracts::Config for Runtime {
 	type Time = Timestamp;
@@ -388,17 +365,19 @@
 	type DepositPerStorageItem = DepositPerStorageItem;
 	type RentFraction = RentFraction;
 	type SurchargeReward = SurchargeReward;
-	type MaxDepth = MaxDepth;
-	type MaxValueSize = MaxValueSize;
+	// type MaxDepth = MaxDepth;
+	// type MaxValueSize = MaxValueSize;
 	type WeightPrice = pallet_transaction_payment::Module<Self>;
 	type WeightInfo = pallet_contracts::weights::SubstrateWeight<Self>;
 	type ChainExtension = NFTExtension;
 	type DeletionQueueDepth = DeletionQueueDepth;
 	type DeletionWeightLimit = DeletionWeightLimit;
-	type MaxCodeSize = MaxCodeSize;
+	// type MaxCodeSize = MaxCodeSize;
+	type Schedule = Schedule;
+	type CallStack = [pallet_contracts::Frame<Self>; 31];
 }
 
-parame	ter_types! {
+parameter_types! {
 	pub const TransactionByteFee: Balance = 501 * MICROUNIQUE; // Targeting 0.1 Unique per NFT transfer 
 }
 
@@ -421,7 +400,7 @@
 }
 
 impl pallet_transaction_payment::Config for Runtime {
-	type OnChargeTransaction = CurrencyAdapter<Balances, DealWithFees>;
+	type OnChargeTransaction = pallet_transaction_payment::CurrencyAdapter<Balances, ()>;
 	type TransactionByteFee = TransactionByteFee;
 	type WeightToFee = LinearFee<Balance>;
 	type FeeMultiplierUpdate = ();
@@ -438,15 +417,16 @@
 	pub const DataDepositPerByte: Balance = 1 * CENTIUNIQUE;
 	pub const BountyDepositBase: Balance = 1 * UNIQUE;
 	pub const BountyDepositPayoutDelay: BlockNumber = 1 * DAYS;
-	pub const TreasuryModuleId: ModuleId = ModuleId(*b"py/trsry");
+	pub const TreasuryModuleId: PalletId = PalletId(*b"py/trsry");
 	pub const BountyUpdatePeriod: BlockNumber = 14 * DAYS;
 	pub const MaximumReasonLength: u32 = 16384;
 	pub const BountyCuratorDeposit: Permill = Permill::from_percent(50);
 	pub const BountyValueMinimum: Balance = 5 * UNIQUE;
+	pub const MaxApprovals: u32 = 100;
 }
 
 impl pallet_treasury::Config for Runtime {
-	type ModuleId = TreasuryModuleId;
+	type PalletId = TreasuryModuleId;
 	type Currency = Balances;
 	type ApproveOrigin = EnsureRoot<AccountId>;
 	type RejectOrigin = EnsureRoot<AccountId>;
@@ -459,6 +439,7 @@
 	type BurnDestination = ();
 	type SpendFunds = ();
 	type WeightInfo = pallet_treasury::weights::SubstrateWeight<Runtime>;
+	type MaxApprovals = MaxApprovals;
 }
 
 impl pallet_sudo::Config for Runtime {
@@ -479,32 +460,35 @@
 }
 
 parameter_types! {
+	pub const ReservedDmpWeight: Weight = MAXIMUM_BLOCK_WEIGHT / 4;
 	pub const ReservedXcmpWeight: Weight = MAXIMUM_BLOCK_WEIGHT / 4;
 }
 
 impl cumulus_pallet_parachain_system::Config for Runtime {
 	type Event = Event;
 	type OnValidationData = ();
-	type SelfParaId = parachain_info::Module<Runtime>;
-	type DownwardMessageHandlers = cumulus_primitives_utility::UnqueuedDmpAsParent<
-		MaxDownwardMessageWeight,
-		XcmExecutor<XcmConfig>,
-		Call,
-	>;
+	type SelfParaId = parachain_info::Pallet<Runtime>;
+	// type DownwardMessageHandlers = cumulus_primitives_utility::UnqueuedDmpAsParent<
+	// 	MaxDownwardMessageWeight,
+	// 	XcmExecutor<XcmConfig>,
+	// 	Call,
+	// >;
 	type OutboundXcmpMessageSource = XcmpQueue;
-	type XcmpMessageHandler = XcmpQueue;
+	type DmpMessageHandler = DmpQueue;
+	type ReservedDmpWeight = ReservedDmpWeight;
 	type ReservedXcmpWeight = ReservedXcmpWeight;
+	type XcmpMessageHandler = XcmpQueue;
 }
 
 impl parachain_info::Config for Runtime {}
 
+impl cumulus_pallet_aura_ext::Config for Runtime {}
+
 parameter_types! {
-	pub const RococoLocation: MultiLocation = MultiLocation::X1(Junction::Parent);
-	pub const RococoNetwork: NetworkId = NetworkId::Polkadot;
-	pub RelayChainOrigin: Origin = cumulus_pallet_xcm::Origin::Relay.into();
-	pub Ancestry: MultiLocation = Junction::Parachain {
-		id: ParachainInfo::parachain_id().into()
-	}.into();
+	pub const RelayLocation: MultiLocation = X1(Parent);
+	pub const RelayNetwork: NetworkId = NetworkId::Polkadot;
+	pub RelayOrigin: Origin = cumulus_pallet_xcm::Origin::Relay.into();
+	pub Ancestry: MultiLocation = X1(Parachain(ParachainInfo::parachain_id().into()));
 }
 
 /// Type for specifying how a `MultiLocation` can be converted into an `AccountId`. This is used
@@ -516,7 +500,7 @@
 	// Sibling parachain origins convert to AccountId via the `ParaId::into`.
 	SiblingParachainConvertsVia<Sibling, AccountId>,
 	// Straight up local `AccountId32` origins just alias directly to `AccountId`.
-	AccountId32Aliases<RococoNetwork, AccountId>,
+	AccountId32Aliases<RelayNetwork, AccountId>,
 );
 
 /// Means for transacting assets on this chain.
@@ -524,11 +508,13 @@
 	// Use this currency:
 	Balances,
 	// Use this currency when it is a fungible asset matching the given location or name:
-	IsConcrete<RococoLocation>,
+	IsConcrete<RelayLocation>,
 	// Do a simple punn to convert an AccountId32 MultiLocation into a native chain account ID:
 	LocationToAccountId,
 	// Our chain's account ID type (we can't get away without mentioning it explicitly):
 	AccountId,
+	// We don't track any teleports.
+	(),
 >;
 
 /// This is the type we use to convert an (incoming) XCM origin into a local `Origin` instance,
@@ -541,7 +527,7 @@
 	SovereignSignedViaLocation<LocationToAccountId, Origin>,
 	// Native converter for Relay-chain (Parent) location; will converts to a `Relay` origin when
 	// recognised.
-	RelayChainAsNative<RelayChainOrigin, Origin>,
+	RelayChainAsNative<RelayOrigin, Origin>,
 	// Native converter for sibling Parachains; will convert to a `SiblingPara` origin when
 	// recognised.
 	SiblingParachainAsNative<cumulus_pallet_xcm::Origin, Origin>,
@@ -550,26 +536,30 @@
 	ParentAsSuperuser<Origin>,
 	// Native signed account converter; this just converts an `AccountId32` origin into a normal
 	// `Origin::Signed` origin of the same 32-byte value.
-	SignedAccountId32AsNative<RococoNetwork, Origin>,
+	SignedAccountId32AsNative<RelayNetwork, Origin>,
+	// Xcm origins can be represented natively under the Xcm pallet's Xcm origin.
+	XcmPassthrough<Origin>,
 );
 
 parameter_types! {
-	pub UnitWeightCost: Weight = 1_000;
+	// One XCM operation is 1_000_000 weight - almost certainly a conservative estimate.
+	pub UnitWeightCost: Weight = 1_000_000;
+	// 1200 UNIQUEs buy 1 second of weight.
+	pub const WeightPrice: (MultiLocation, u128) = (X1(Parent), 1_200 * UNIQUE);
 }
 
-parameter_types! {
-	// 1_000_000_000_000 => 1 unit of asset for 1 unit of Weight.
-	// TODO: Should take the actual weight price. This is just 1_000 ROC per second of weight.
-	pub const WeightPrice: (MultiLocation, u128) = (MultiLocation::X1(Junction::Parent), 1_000);
-	pub AllowUnpaidFrom: Vec<MultiLocation> = vec![ MultiLocation::X1(Junction::Parent) ];
+match_type! {
+	pub type ParentOrParentsUnitPlurality: impl Contains<MultiLocation> = {
+		X1(Parent) | X2(Parent, Plurality { id: BodyId::Unit, .. })
+	};
 }
 
 pub type Barrier = (
 	TakeWeightCredit,
 	AllowTopLevelPaidExecutionFrom<All<MultiLocation>>,
-	AllowUnpaidExecutionFrom<IsInVec<AllowUnpaidFrom>>,	// <- Parent gets free execution
+	AllowUnpaidExecutionFrom<ParentOrParentsUnitPlurality>,
+	// ^^^ Parent & its unit plurality gets free execution
 );
-
 
 pub struct XcmConfig;
 impl Config for XcmConfig {
@@ -583,16 +573,16 @@
 	type LocationInverter = LocationInverter<Ancestry>;
 	type Barrier = Barrier;
 	type Weigher = FixedWeightBounds<UnitWeightCost, Call>;
-	type Trader = FixedRateOfConcreteFungible<WeightPrice>;
+	type Trader = UsingComponents<IdentityFee<Balance>, RelayLocation, AccountId, Balances, ()>;
 	type ResponseHandler = ();	// Don't handle responses for now.
 }
 
-parameter_types! {
-	pub const MaxDownwardMessageWeight: Weight = MAXIMUM_BLOCK_WEIGHT / 10;
-}
+// parameter_types! {
+// 	pub const MaxDownwardMessageWeight: Weight = MAXIMUM_BLOCK_WEIGHT / 10;
+// }
 
 /// No local origins on this chain are allowed to dispatch XCM sends/executions.
-pub type LocalOriginToLocation = ();
+pub type LocalOriginToLocation = (SignedToAccountId32<Origin, AccountId, RelayNetwork>,);
 
 /// The means for routing XCM messages which are not for local execution into the right message
 /// queues.
@@ -608,10 +598,17 @@
 	type SendXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
 	type XcmRouter = XcmRouter;
 	type ExecuteXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
+	type XcmExecuteFilter = All<(MultiLocation, Xcm<Call>)>;
 	type XcmExecutor = XcmExecutor<XcmConfig>;
+	type XcmTeleportFilter = All<(MultiLocation, Vec<MultiAsset>)>;
+	type XcmReserveTransferFilter = ();
+	type Weigher = FixedWeightBounds<UnitWeightCost, Call>;
 }
 
-impl cumulus_pallet_xcm::Config for Runtime {}
+impl cumulus_pallet_xcm::Config for Runtime {
+	type Event = Event;
+	type XcmExecutor = XcmExecutor<XcmConfig>;
+}
 
 impl cumulus_pallet_xcmp_queue::Config for Runtime {
 	type Event = Event;
@@ -619,6 +616,16 @@
 	type ChannelInfo = ParachainSystem;
 }
 
+impl cumulus_pallet_dmp_queue::Config for Runtime {
+	type Event = Event;
+	type XcmExecutor = XcmExecutor<XcmConfig>;
+	type ExecuteOverweightOrigin = frame_system::EnsureRoot<AccountId>;
+}
+
+impl pallet_aura::Config for Runtime {
+	type AuthorityId = AuraId;
+}
+
 parameter_types! {
 	pub TreasuryAccountId: AccountId = TreasuryModuleId::get().into_account();
 	pub const CollectionCreationPrice: Balance = 100 * UNIQUE;
@@ -654,28 +661,37 @@
         NodeBlock = opaque::Block,
         UncheckedExtrinsic = UncheckedExtrinsic
     {
-        Balances: pallet_balances::{Module, Call, Storage, Config<T>, Event<T>},
-        Contracts: pallet_contracts::{Module, Call, Config<T>, Storage, Event<T>},
-		CumulusXcm: cumulus_pallet_xcm::{Pallet, Origin},
-		ParachainInfo: parachain_info::{Pallet, Storage, Config},
-		ParachainSystem: cumulus_pallet_parachain_system::{Pallet, Call, Storage, Inherent, Event<T>},
-		PolkadotXcm: pallet_xcm::{Pallet, Call, Event<T>, Origin},
-		RandomnessCollectiveFlip: pallet_randomness_collective_flip::{Module, Call, Storage},
-        Sudo: pallet_sudo::{Module, Call, Config<T>, Storage, Event<T>},
-        System: system::{Module, Call, Config, Storage, Event<T>},
-        Timestamp: pallet_timestamp::{Module, Call, Storage, Inherent},
-        TransactionPayment: pallet_transaction_payment::{Module, Storage},
-        Treasury: pallet_treasury::{Module, Call, Storage, Config, Event<T>},
-        Vesting: pallet_vesting::{Module, Call, Config<T>, Storage, Event<T>},
-		XcmpQueue: cumulus_pallet_xcmp_queue::{Pallet, Call, Storage, Event<T>},
+		Balances: pallet_balances::{Pallet, Call, Storage, Config<T>, Event<T>} = 30,
+		Contracts: pallet_contracts::{Pallet, Call, Storage, Event<T>},
+		RandomnessCollectiveFlip: pallet_randomness_collective_flip::{Pallet, Call, Storage},
+		Timestamp: pallet_timestamp::{Pallet, Call, Storage, Inherent},
+		TransactionPayment: pallet_transaction_payment::{Pallet, Storage},
+        Treasury: pallet_treasury::{Pallet, Call, Storage, Config, Event<T>},
+		Sudo: pallet_sudo::{Pallet, Call, Storage, Config<T>, Event<T>},
+		System: system::{Pallet, Call, Storage, Config, Event<T>},
+        Vesting: pallet_vesting::{Pallet, Call, Config<T>, Storage, Event<T>},
+
+		ParachainSystem: cumulus_pallet_parachain_system::{Pallet, Call, Storage, Inherent, Event<T>, ValidateUnsigned} = 20,
+		ParachainInfo: parachain_info::{Pallet, Storage, Config} = 21,
+
+		Aura: pallet_aura::{Pallet, Config<T>},
+		AuraExt: cumulus_pallet_aura_ext::{Pallet, Config},
+
+		// XCM helpers.
+		XcmpQueue: cumulus_pallet_xcmp_queue::{Pallet, Call, Storage, Event<T>} = 50,
+		PolkadotXcm: pallet_xcm::{Pallet, Call, Event<T>, Origin} = 51,
+		CumulusXcm: cumulus_pallet_xcm::{Pallet, Call, Event<T>, Origin} = 52,
+		DmpQueue: cumulus_pallet_dmp_queue::{Pallet, Call, Storage, Event<T>} = 53,
+
 
-        Inflation: pallet_inflation::{Module, Call, Storage},
-        Nft: pallet_nft::{Module, Call, Config<T>, Storage, Event<T>},
+		// Unique Pallets
+        Inflation: pallet_inflation::{Pallet, Call, Storage},
+        Nft: pallet_nft::{Pallet, Call, Config<T>, Storage, Event<T>},
     }
 );
 
 /// The address format for describing accounts.
-pub type Address = AccountId;
+pub type Address = sp_runtime::MultiAddress<AccountId, ()>;
 /// Block header type as expected by this runtime.
 pub type Header = generic::Header<BlockNumber, BlakeTwo256>;
 /// Block type as expected by this runtime.
@@ -687,7 +703,7 @@
 /// The SignedExtension to the basic transaction logic.
 pub type SignedExtra = (
     system::CheckSpecVersion<Runtime>,
-    system::CheckTxVersion<Runtime>,
+    // system::CheckTxVersion<Runtime>,
     system::CheckGenesis<Runtime>,
     system::CheckEra<Runtime>,
     system::CheckNonce<Runtime>,
@@ -699,8 +715,19 @@
 /// Extrinsic type that has already been checked.
 pub type CheckedExtrinsic = generic::CheckedExtrinsic<AccountId, Call, SignedExtra>;
 /// Executive: handles dispatch to the various modules.
-pub type Executive =
-    frame_executive::Executive<Runtime, Block, system::ChainContext<Runtime>, Runtime, AllModules>;
+pub type Executive = frame_executive::Executive<
+    Runtime,
+    Block,
+    frame_system::ChainContext<Runtime>,
+    Runtime,
+    AllPallets,
+>;
+
+impl_opaque_keys! {
+	pub struct SessionKeys {
+		pub aura: Aura,
+	}
+}
 
 impl_runtime_apis! {
     impl sp_api::Core<Block> for Runtime {
@@ -743,9 +770,9 @@
             data.check_extrinsics(&block)
         }
 
-        fn random_seed() -> <Block as BlockT>::Hash {
-            RandomnessCollectiveFlip::random_seed()
-        }
+        // fn random_seed() -> <Block as BlockT>::Hash {
+        //     RandomnessCollectiveFlip::random_seed().0
+        // }
     }
 
     impl sp_transaction_pool::runtime_api::TaggedTransactionQueue<Block> for Runtime {
@@ -757,24 +784,40 @@
         }
     }
 
-    impl sp_offchain::OffchainWorkerApi<Block> for Runtime {
-        fn offchain_worker(header: &<Block as BlockT>::Header) {
-            Executive::offchain_worker(header)
-        }
-    }
+	impl sp_offchain::OffchainWorkerApi<Block> for Runtime {
+		fn offchain_worker(header: &<Block as BlockT>::Header) {
+			Executive::offchain_worker(header)
+		}
+	}
 
-    impl sp_session::SessionKeys<Block> for Runtime {
-        fn generate_session_keys(seed: Option<Vec<u8>>) -> Vec<u8> {
-            opaque::SessionKeys::generate(seed)
-        }
+	impl sp_session::SessionKeys<Block> for Runtime {
+		fn decode_session_keys(
+			encoded: Vec<u8>,
+		) -> Option<Vec<(Vec<u8>, KeyTypeId)>> {
+			SessionKeys::decode_into_raw_public_keys(&encoded)
+		}
+
+		fn generate_session_keys(seed: Option<Vec<u8>>) -> Vec<u8> {
+			SessionKeys::generate(seed)
+		}
+	}
+
+	impl sp_consensus_aura::AuraApi<Block, AuraId> for Runtime {
+		fn slot_duration() -> sp_consensus_aura::SlotDuration {
+			sp_consensus_aura::SlotDuration::from_millis(Aura::slot_duration())
+		}
 
-        fn decode_session_keys(
-            encoded: Vec<u8>,
-        ) -> Option<Vec<(Vec<u8>, KeyTypeId)>> {
-            opaque::SessionKeys::decode_into_raw_public_keys(&encoded)
-        }
-    }
+		fn authorities() -> Vec<AuraId> {
+			Aura::authorities()
+		}
+	}
 
+	impl cumulus_primitives_core::CollectCollationInfo<Block> for Runtime {
+		fn collect_collation_info() -> cumulus_primitives_core::CollationInfo {
+			ParachainSystem::collect_collation_info()
+		}
+	}
+
 	impl frame_system_rpc_runtime_api::AccountNonceApi<Block, AccountId, Index> for Runtime {
 		fn account_nonce(account: AccountId) -> Index {
 			System::account_nonce(account)
@@ -790,7 +833,7 @@
 		}
 	}
 
-	impl pallet_contracts_rpc_runtime_api::ContractsApi<Block, AccountId, Balance, BlockNumber>
+	impl pallet_contracts_rpc_runtime_api::ContractsApi<Block, AccountId, Balance, BlockNumber, Hash>
 		for Runtime
 	{
 		fn call(
@@ -800,7 +843,19 @@
 			gas_limit: u64,
 			input_data: Vec<u8>,
 		) -> pallet_contracts_primitives::ContractExecResult {
-			Contracts::bare_call(origin, dest, value, gas_limit, input_data)
+			Contracts::bare_call(origin, dest, value, gas_limit, input_data, false)
+		}
+
+		fn instantiate(
+			origin: AccountId,
+			endowment: Balance,
+			gas_limit: u64,
+			code: pallet_contracts_primitives::Code<Hash>,
+			data: Vec<u8>,
+			salt: Vec<u8>,
+		) -> pallet_contracts_primitives::ContractInstantiateResult<AccountId, BlockNumber>
+		{
+			Contracts::bare_instantiate(origin, endowment, gas_limit, code, data, salt, true, false)
 		}
 
 		fn get_storage(