Alien Swarm achievements
1,832
(660)

Alien Swarm

3.4 from 76 votes

There are a maximum of 66 Alien Swarm achievements worth 1,832

2,471 tracked gamers have this game, 60 have completed it (2.43%)

Achievement Details

Short Controlled Bursts in Alien Swarm

Short Controlled Bursts22

Complete a mission with no friendly fire incidents. Four marines must be present in the mission.

  • Unlocked by 503 tracked gamers (20% - TSA Ratio = 2.20) 2,471  
Do you have a question about this achievement? Please post it in the Alien Swarm Forum