Enter iwantcheat during a mission to enable cheat mode. A clicking sound will confirm correct code entry. Then, enter one of the following codes during a mission to activate the corresponding cheat function. The same clicking sound will confirm correct code entry.
Code - Effect :
funnyhead - Big head mode
skipmission - Mission skip
abandon - Mission failure
ironman - Extra health
fullhands - All items in inventory in single player mode
immortality - Toggle player hits; must active on all participants if done in multi-player mode