Cheat Codes:
Enter one of the following codes during game play to activate the corresponding cheat:
CHEAT FUNCTION – CHEAT CODE
Invincibility – iddqd
All weapons, keys, ammo, and 200% armor – idkfa
Berserker strength – idbeholds
Temporary invincibility – idbeholdv
Temporary invisibility – idbeholdi
Full automap – idbeholda
Anti-radiation suit – idbeholdr
Light amplification visor – idbeholdl
Walk through walls – idspispopd or idclip
Chainsaw – idchoppers
Level select – idclev