Alien Prey

When playing as the alien, the best way to kill the prey is to attack from above. Crawl along the celling until you are right above your enemy's then jump down with a quick tail wip. It should take there head right off.

Load Species

Start the game with the "-debug -l[ampcxtr]" command line parameter, where a is the alien, m is the marine, p is the predator, c is the civilian, x is the xenoborg, t is the praetorian alien, and r is the predator-alien. Note: All letters are case- sensitive.

Cheat Codes

Load the game with the "-debug" command line parameter. Then while playing as the indicated character, press ~ and enter one of the following case-sensitive codes to activate the corresponding cheat function. Note: Enabling cheats will disable saving the game.

RESULT - CHARACTER - CHEAT CODE 

Change motion tracker volume - Marine - MOTIONTRACKERVOLUME [0.00-
1.00]
Change motion tracker speed - Marine - MOTIONTRACKERSPEED [0-16]
Replenish energy supply - Predator - GIMME_CHARGE
Toggle crouch and crawl - Alien - CROUCHMODE [0 or 1]
God mode - Any - GOD
All weapons and ammo - Any - GIVEALLWEAPONS
Create CPU controlled Marine [Note] - Any - MARINEBOT [class number]
Create CPU controlled Predator [Note] - Any - PREDOBOT [class number]
Create CPU controlled Alien [Note] - Any - ALIENBOT
Create CPU controlled Predator-Alien [Note] - Any - PREDALIENBOT
Create CPU controlled Praetorian Alien [Note] - Any - PRAETORIANBOT
Create CPU controlled Xenoborg [Note] - Any - XENOBORG
Create light aura; repeat for brighter aura - Any - LIGHT
Display frame rate - Any - SHOWFPS
Display number of rendered polygons - Any - SHOWPOLYCOUNT
List in-game help - Any - LISTVAR
List cheat commands - Any - LISTCMD
Change game speed - Any - TIMESCALE [0.0-1.0]

Note: Creating CPU controlled characters may crash the game if that character does not normally exist in the current level. Use the "Load species" code below to force the game to have the desired character type.