This page contains Cheats for Alien Swarm organized by sections for PC - Windows. Alien Swarm is a Action Shooter Third-Person game, made by Valve Software, released on Jul 19, 2010 and published by Valve Software. If you can't find a hint or secret in our list, then please check this page periodically for the latest updates.
Press ~ during game play to display the console window, then type sv_cheats 1 to enable cheat mode. Then, enter one of the following codes at the console window...From: Laylay
To unlock the following, you have to play the game and collect/Earn achievements. You can find those earned achievements in your Game-Mainmenu or you can view them if you signup at one of the Steam communities....From: qawezx
Reach level 27 and hit promote. It will reset your levels, but you will have the promotion stars:...From: AEVB KYU
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