diff --git a/MEV_in_action/README.md b/MEV_in_action/README.md
new file mode 100644
index 0000000..abc70ed
--- /dev/null
+++ b/MEV_in_action/README.md
@@ -0,0 +1,13 @@
+## Some examples of very profitable MEV cases
+
+<br>
+
+#### Sandwich attack
+
+<br>
+
+* https://etherscan.io/tx/0x90f2f133fcfe8e1870b69323ea0b46193b9443a701b4cef81a14c727a1df648f
+* A MEV bot sandwich attacked this user
+https://etherscan.io/tx/0xa79dfb5d4442a4ff04768c638bf306b75340ac325e86c34653904ab7f7429ac5
+https://etherscan.io/tx/0x206203f5d62b8027fc8ad0c88be2b6d7b8e9c6b5b81a49c9a8d1c227d6027018
+* The bot spent $18,583.13, to make $19,182.43.