Cheat mode:
Enter one of the following codes during game play to activate the corresponding cheat function.

Effect	Code
Invincibility	ragamuffin
Full ammo	guns
All weapons and ammo	arms
All inventory items	gift
Radar tracker	oreilly
Walk through walls	dig
Super weapon charge	overdrive
Level skip	vici
Freeze enemies	aimove
Toggle slow motion	blub
Low gravity	grav
No gravity	poed
Kill all enemies	dunhour
Full automap	sputnik
View coordinates	gps
All objects on map	amobject
Level select	bload
Display framerate	frame
Full health	fmk
Reduce health	ouch
No health	gobbet
Sound test	76trumbos
Repeat last code	\

Secret character:
Successfully complete the game under the easy difficulty setting to unlock a secret character.