Press the tilde key (~) and enter sv_cheats 1... After that, you can use the cheat codes below.
Note: To open the console, go to the options menu, click Keyboard - Advanced, then turn off the Developer Console. Then go back to the game and press the tilde (between Tab and Esc).
god - God Mode / Immortality
noclip - Fly around the map and go through objects
notarget - Enemies don't aim at you
bind w kill - Kill the entire enemy team
ai_disable - Turn off NPC
give item_battery - Get 15 charge points
give item_healthkit - Get 25 health points
kill - Kill yourself
npc_create - Create NPC
