diff --git a/oracles/README.md b/oracles/README.md
index 701d773..f43c6d8 100644
--- a/oracles/README.md
+++ b/oracles/README.md
@@ -21,3 +21,8 @@
 * [chainlink](chainlink.md)
 
 
+---
+
+### resources
+
+* [multi-block mev, by chainsecurity](https://chainsecurity.com/oracle-manipulation-after-merge/)