To use these codes, press T while playing and type them in:
 
 MPKFA Invincibility
 I WANNA BE LIKE KEVIN Invincibility
 CAPINMYASS Invincibility
 NOCAPINMYASS Disable invincibility if used CAPINMYASS to activate it
 VOORHEES Short invincibility
 SPORK 200 health
 COUSTEAU 200 health
 LARA CROFT Full weapons and unlimited ammo
 HONGKONG Full weapons and unlimited ammo
 IDAHO Full weapons and ammo
 BUNZ Full weapons, ammo, and dual weapons
 TEQUILA Dual weapons
 ONERING Invisibility
 MONTANA All inventory items
 SATCHEL All inventory items
 GRISWOLD Full armor
 KEYMASTER All keys
 GOONIES Show entire map
 SPIELBERG Level warp
 MARIO Level warp
 CALGON Level warp
 EVA GALLI No clipping toggle
 FUNKY SHOES Superjump
 JOJO Surreal mode
 STERNO Fades in from a black screen
 RATE Display framerate
 FORK BROUSSARD 1 health, no ammo or weapons, and surreal mode
 EDMARK Hurt yourself
 KEVORKIAN Kill yourself
 MCGEE Self immolation
 KRUEGER Self immolation
 GATEKEEPER ???
 CHEESEHEAD ???
 FRANKENSTEIN ???
 CLARICE ???
 LIEBERMAN ???