The following are known Action Replay Codes for WWF War Zone on Nintendo Game Boy / Color (GB / GBC). These codes were also known as GameShark Codes and in most cases will work on both devices.

Device Compatibility: Action Replay & GameShark

Infinite Energy P1
01904dc6

Infinite Time Out of the Ring
010011dd

P2 No Energy
010a4cc7
010a4dc7

Quick Pin
01030ddd