diff --git a/README.md b/README.md
index 2607cc116..ba53768f9 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
 # Nimbus: ultra-light Ethereum execution layer client
 [![License: Apache](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
 [![License: MIT](https://img.shields.io/badge/License-MIT-blue.svg)](https://opensource.org/licenses/MIT)
-![GH action-nimbus-eth1](https://github.com/status-im/nimbus-eth1/workflows/CI/badge.svg)
-![GH action-fluffy](https://github.com/status-im/nimbus-eth1/workflows/fluffy%20CI/badge.svg)
+[![GH action-nimbus-eth1](https://github.com/status-im/nimbus-eth1/actions/workflows/ci.yml/badge.svg)](https://github.com/status-im/nimbus-eth1/actions/workflows/ci.yml)
+[![GH action-fluffy](https://github.com/status-im/nimbus-eth1/actions/workflows/fluffy.yml/badge.svg)](https://github.com/status-im/nimbus-eth1/actions/workflows/fluffy.yml)
 
 [![Discord: Nimbus](https://img.shields.io/badge/discord-nimbus-orange.svg)](https://discord.gg/XRxWahP)
 [![Status: #nimbus-general](https://img.shields.io/badge/status-nimbus--general-orange.svg)](https://get.status.im/chat/public/nimbus-general)
diff --git a/engine.md b/engine.md
new file mode 100644
index 000000000..5ae49259e
--- /dev/null
+++ b/engine.md
@@ -0,0 +1,42 @@
+* engine
+  - Failing Cases:
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidStateRoot, EmptyTxs=true, CanonicalReOrg=false, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidStateRoot, EmptyTxs=false, CanonicalReOrg=false, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidStateRoot, EmptyTxs=true, CanonicalReOrg=true, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidStateRoot, EmptyTxs=false, CanonicalReOrg=true, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidReceiptsRoot, EmptyTxs=false, CanonicalReOrg=false, Invalid P8 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidReceiptsRoot, EmptyTxs=false, CanonicalReOrg=true, Invalid P8 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidGasLimit, EmptyTxs=false, CanonicalReOrg=false, Invalid P8 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidGasLimit, EmptyTxs=false, CanonicalReOrg=true, Invalid P8 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidGasUsed, EmptyTxs=false, CanonicalReOrg=false, Invalid P8 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidGasUsed, EmptyTxs=false, CanonicalReOrg=true, Invalid P8 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTimestamp, EmptyTxs=false, CanonicalReOrg=false, Invalid P8 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTimestamp, EmptyTxs=false, CanonicalReOrg=true, Invalid P8 
+    - Invalid Missing Ancestor Syncing ReOrg, RemoveTransaction, EmptyTxs=false, CanonicalReOrg=false, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, RemoveTransaction, EmptyTxs=false, CanonicalReOrg=true, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionSignature, EmptyTxs=false, CanonicalReOrg=false, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionSignature, EmptyTxs=false, CanonicalReOrg=true, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionNonce, EmptyTxs=false, CanonicalReOrg=false, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionNonce, EmptyTxs=false, CanonicalReOrg=true, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionGas, EmptyTxs=false, CanonicalReOrg=false, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionGas, EmptyTxs=false, CanonicalReOrg=true, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionGasPrice, EmptyTxs=false, CanonicalReOrg=false, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionGasPrice, EmptyTxs=false, CanonicalReOrg=true, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionValue, EmptyTxs=false, CanonicalReOrg=false, Invalid P9 
+    - Invalid Missing Ancestor Syncing ReOrg, InvalidTransactionValue, EmptyTxs=false, CanonicalReOrg=true, Invalid P9 
+    - Blob Transaction Ordering, Multiple Accounts 
+    - Blob Transaction Ordering, Multiple Clients 
+    - Invalid InvalidParentBeaconBlockRoot NewPayload 
+    - Invalid InvalidParentBeaconBlockRoot NewPayload - syncing 
+    - Invalid InvalidBlobGasUsed NewPayload 
+    - Invalid InvalidBlobGasUsed NewPayload - syncing 
+    - Invalid InvalidBlobCountGasUsed NewPayload 
+    - Invalid InvalidBlobCountGasUsed NewPayload - syncing 
+    - Invalid InvalidExcessBlobGas NewPayload 
+    - Invalid InvalidExcessBlobGas NewPayload - syncing 
+    - Invalid InvalidVersionedHashes NewPayload - syncing 
+    - Invalid InvalidVersionedHashesVersion NewPayload - syncing 
+    - Invalid IncompleteVersionedHashes NewPayload - syncing 
+    - Invalid ExtraVersionedHashes NewPayload - syncing 
+  - ok: 220, skipped: 0, failed: 38
+  - Elapsed: 04:02