Chasm Demo Cheat Codes
Press BACKSPACE then TAB during gameplay and type in the following codes:
AMMO-
Gain all ammo
ARMOR-
Gain 200% armor
CHOJIN-
God mode
FULLMAP-
Show map
INVISIBLE-
Invisibility (for 2 minutes)
KILL-
Kills all monsters
WEAPON-
Gain all weapons and ammo