Cheat Code
Go to Options %gt; Advance > Enable Developer Console. Bring up the console While playing and enter the following codes:
sv_cheats 1 - Changes a "Create a Server" server to allow cheats.
Inv_maxcarry # - Increases the amount of Items you can carry.
noclip - Mimics spectator mode.
impulse 101 - Spawns all weapons.
ai_disable - Toggles A.I.