Doom

Codes

Pause, Hold L and R and enter the following codes:

All weapons/GunsABBAAAAA
Berserk ModeBABAAAAA
Computer mapBAAAAAAA
Disable God ModeA,A,B,A,B,B,B,B
God Mode (permanent)AABAAAAA
Invulnerability (Not permanent)BBBAAAAA
Level Skip(only usable in single player)A,B,A,A,B,B,B,A
Radiation suitBBAAAAAA
Turn off God ModeAABABBBB
Warp 10 levelsABAABBAA
Warp to next levelABAABBBA