In the game, type dipstick to activate cheat mode and enter one of the following codes:
chojin: God mode
toosad: Invincibility
shootme: Invincible to bullets
burnme: Invincible to fire
goto: Level select
woof: Dog mode
\fun: Zoom mode
boing: Elastic mode
whack: Ouch mode
johnwoo: Double pistols
plugem: MP40 gun
bones: Flame wall gun
firebomb: Fire bomb gun
goobers: Restart level
cartier: Full map
nodnol: Fog off
sixtoys: Keys, armor, health
badtrip: Magic mushroom mode
vanilla: Bazooka
hottimes: Heat seeker missile gun
booze: Drunken missile gun
huntpack: Armor, keys, heatseeker, split missile
\ekg: Ultraviolent mode
seeya: Kill all enemies
flyboy: Flight mode
ride: Missile-cam view
cujo: Toggle missile camera
split: Split missile
boing: Bounce off everything
goarch: Jump to end of level
london: Fog on
speed: Auto run