Cheat mode (alpha version):
Enter one of the following codes to activate the corresponding cheat function.

Effect
 Code
 
God mode 
 god
 
Disable AI (non-functioning)
 notarget 
 
No clipping mode 
 noclip 
 
Machine gun 
 give weapon_machinegun 
 
Shotgun
 give weapon_shotgun 
 
Plasma gun 
 give weapon_plasmagun 
 
BFG
 give weapon_bfg 
 
Chainsaw
 give weapon_chainsaw 
 
Rocket launcher
 give weapon_rocketlauncher