Enter these codes in during gameplay. They only work once per level.
Code -.- Result
makemefull -.- Gives you full health
masterblaster -.- Super chain gun at start of every level
twistandshout -.- Tornado at start of every level
Biggrenade -.- Sniper homing grenade
kill -.- kill yourself
decoykurt -.- decoy dummy
Go to options window during gameplay and enter holokurtisfun -.- this will
give you a decoy.