Enter one of the following codes: Invincibility: iddqd
All weapons + keys + ammo + 200% armor: idkfa
Reset ammunition: idfa
Berserker strength: idbeholds
Invisibility: idbeholdi
Full automap: idbeholda
Anti-radiation suit: idbeholdr
Walk through walls: idclip
Chainsaw: idchoppers
Level select: idclev[level number 01-32]
Kill all enemies in level: fhhall