Cheat mode:
Press [Keypad Enter] to display the console window. Then, enter one of the following codes to activate the corresponding cheat function.

Effect - Code
Unlimited ammunition - ammo
Win current mission - autowin
Screen shakes - boom
Chicken grenades - chickenrun
Achieve objectives one at a time - cisco
Paintball mode - extremepaintball
Suicide - god
Change your kit to specified file - kit <kit file>
Mark location on map - mark
View debug counters - perf
Exit game - quit
All inventory items - refill
Take over enemy bases - rock
Faster movement - run
Set gamma; default is 0.5 - setgama <0.0-1.0>
Invisibility - shadow
God mode - superman
Team invisibility - teamshadow
Team God mode - teamsuperman
Teleport - teleport
Squirrel launcher - squirrelkite
Toggle AI - toggleai
Toggle freezing trees - togglemovetrees
Toggle actor stats - toggleshowactorstats
Toggle effect stats - toggleshoweffectsstats
Toggle framerate display - toggleshowframerate
Toggle interface stats - toggleshowinterfacestats
Toggle level stats - toggleshowlevelstats
Toggle performance counters - toggleshowperfcounters
Toggle system memory stats - toggleshowsystemmemorystats
Toggle texture memory stats - toggleshowtexturememorystats
Toggle total stats - toggleshowtotalstats
Toggle display of tracers - tracers