Note: These codes are for the demo version only.

To use these codes, press '~' while playing to call up the console, then type the desired code.

Weapons and Ammo cheats:
give all
give shotgun
give shells
give sshotgun
give machinegun
give bullets
give grenadelauncher
give grenades
give rocketlauncher
give rockets

Health Cheat
give health

Map cheat
map (demo1, demo2 or demo3)

Clipping
noclip does flying and walk thru walls

God Mode
god God mode

Pacifist Mode
notarget Monsters don't attack unless provoked