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
Big head mode funnyhead
Mission skip skipmission
Mission failure abandon
Extra health ironman
All items in inventory in single player mode
fullhands
Toggle player hits; must active on all participants if done in multi-player mode
immortality
Suicide suicide
Trainer