Enter one of the following codes during game play to activate the corresponding cheat function.
Effect Code
Invincibility iddqd
All weapons, keys, ammo, and 200% armor idkfa
All weapons, ammo idfa
Berserker strength idbeholds
Temporary invincibility idbeholdv
Temporary invisibility idbeholdi
Full automap idbeholda
Anti-radiation suit idbeholdr
Light amplification visor idbeholdl
Walk through walls idclip
Chainsaw idchoppers
Level select idclev
Toggle full map; full map and objects; normal map iddt
Display coordinates and heading idmypos
Change music to indicated level idmus