Press "T" and enter one of the following codes.

Effect	Code
100 % health	clarice
200% armor	griswold
200% health, diving suit	cousteau
200% health, on fire	krueger
200% health	spork
All items	montana
All items	satchel
All keys	keymaster
All weapons and items	idaho
All weapons, ammo	lara croft or hongkong
Allow two of same weapon	bunz
Disable God mode	no cap in my ass or capinmyass
Display framerate	rate
Drunk mode	jojo
Full map	goonies
God mode	mpkfa
Higher jumps	funky shoes
Invisibility	onering
Level skip	calgon, mario, or luigi
Suicide by fire	mcgee
Suicide	edmark or kevorkian
Temporary God mode	voorhees
Temporary blindness	sterno
Toggle clipping mode	eva galli