Press ' during game play in single player mode to display the chat window.
Enter one of the following codes in single player chat to activate the
corresponding cheat function.
Effect Code
Large torsos when breathing 1-900
Very big heads meganoggin
Big heads on all characters bignoggin
Full ammo, refill items 5fingerdiscount
Toggle victory conditions explore
Disable AI nobrainer
God mode teamgod
Large feet and hands clodhopper