Akimbo guns
Open the chat window and type "bunz".

Select level
Open the chat window and type "calgon" or "mario".

Invincibility
Open the chat window and type "mpkfa", "nocapinmyass" or "voorhees".
(To disable, type "capinmyass".)

200% health and diving suit
Open the chat window and type "cousteau".

Walk through walls
Open the chat window and type "eva galli" or "tclip".

Jump boots
Open the chat window and type "funky shoes".

Full map
Open the chat window and type "goonies" or "tmap".

Full armor
Open the chat window and type "griswold".

All weapons with ammunition
Open the chat window and type "idaho".

Character is drunk
Open the chat window and type "jojo".

Commit suicide
Open the chat window and type "kevorkian".

All keys
Open the chat window and type "keymaster" or "tkeys".

Flame-resistant suit
Open the chat window and type "krueger".

All weapons with unlimited ammunition
Open the chat window and type "lara croft".

Commit suicide by jumping into a raging fire
Open the chat window and type "mcgee".

All weapons and items
Open the chat window and type "montana".

Invisible
Open the chat window and type "onering".

Display frame rate
Open the chat window and type "rate".

All items
Open the chat window and type "satchel".

Skip level
Open the chat window and type "speilberg".

200% health
Open the chat window and type "spork".

Ammunition for current weapons
Open the chat window and type "tammo".

All weapons
Open the chat window and type "tguns".