Load game with the hl.exe -dev -console -game gearbox command line. Press
~ during game play and enter one of the following console commands to
activate the corresponding cheat function.
Effect Code
All weapons and ammunition impulse 101
God mode /god
No clipping and flight modes /noclip
Level select /map (map name)
Spawn item /give (item name)
M249 ammo /give ammo_556
Sniper rifle ammo /give ammo_762
Spawn weapon /give weapon_(weapon name)
Weapon names:
Use one of the following weapon names with the /give weapon_ code.
You can play all the Half-Life levels that Gordon Freeman went through
as Adrion Shepard, but in the lab none of the scientists will talk to
you.
Hidden audio:
Approach the Boss of Opposing Force to hear backwards audio composed of
the phrase "To win the game you must kill me Randy Pitchford" when
played correctly. Randy Pitchford is the leader of the development team
at Gearbox Software.
Sites: