Scooby-Doo! Mystery Mayhem - Code Breaker Codes [US]
These codes are for the U.S. version of the game.
- Master Code – Must Be On
00007E29 000A
10009B54 0007 - Infinite Lives
82012F40 0009
Code Indexes for Nintendo Game Boy Advance (GBA)
- Action Replay Code Index for Game Boy Advance
- Code Breaker Code Index for Game Boy Advance
- GameShark Code Index for Game Boy Advance