PLEASE NOTE: We take no responsibility for any changes you make to your hardware, software, drivers or O/S as a result of the cheats listed here. Only a few of the cheats listed have been tested and we cannot guarantee any of them will work. If you come across a bad/non-working cheat, please let us know and we will remove it.
Classic Centipede game
Successfully complete the game to unlock the classic Centipede game at the "Atari Games" menu. Note: If it is not unlocked as soon as you complete the game, restart your Xbox, reload your game, and recheck the "Atari Games" menu.
Classic Missile Command game
In the vet's office on level 13, walk into the small office on the far right side. Approach the computer and press A to play the classic Missile Command game. Then, successfully complete the level to unlock the game at the "Atari Games" menu.