Call of Duty: World at War Cheat Codes

 

Unlock Modes
The following features become available options when the indicated task has been completed.
Unlock Veteran Mode:
Veteran mode becomes unlocked when you reach Level 32. This feature is a Co-Op mode with enemies that are harder to defeat.
Unlock Zombie Mode:
Complete Campaign mode to unlock this feature which is a 4-Player Co-Op mode with endless waves of [...]

Call of Duty: Finest Hour Cheat Codes

If you’re struggling with the game then Select the ‘Extras’ option and go to the ‘Cheat’ menu and press R2, R1, L1, L2, Left, Down, Right, Up, Square and ALL the cheats at the ‘Cheat’ menu will be enabled.
Unlock Infinite Ammo
During gameplay pause the game and press R1, Circle, L1, Square, Circle, R1, Right, Right, [...]