Alien Swarm achievements
1,767
(660)

Alien Swarm

3.4 from 82 votes

There are a maximum of 66 Alien Swarm achievements worth 1,767

2,854 tracked gamers have this game, 92 have completed it (3.22%)

Achievement Details

Under the Gun in Alien Swarm

Under the Gun14

Roll under a Swarm Ranger projectile.

  • Unlocked by 1,439 tracked gamers (49% - TSA Ratio = 1.43) 2,951  
Do you have a question about this achievement? Please post it in the Alien Swarm Forum