Half-Life Cheats
How to use these cheats
Follow the instructions exactly as written — key names like [Ctrl] and [Enter] refer to keyboard keys. Cheats may disable achievements; save first.
Cheat Codes: Load game with the command line: hl.exe -dev -toconsole. Then, press ~ if the orange text on the screen does not disappear. During gameplay, press ~ to display the text prompt and type in sv_cheats 1. Press ~ and enter one of the following console commands to activate the corresponding cheat:
CHEAT FUNCTION – CHEAT CODE God mode – /god Adjust gravity – /sv_gravity