Alien Swarm achievements
1,858
(660)

Alien Swarm

3.3 from 72 votes

There are a maximum of 66 Alien Swarm achievements worth 1,858

2,403 tracked gamers have this game, 61 have completed it (2.54%)

Achievement Details

Static Defender in Alien Swarm

Static Defender29

Kill 500 Swarm with deployable Sentry Guns.

  • Unlocked by 287 tracked gamers (12% - TSA Ratio = 2.88) 2,403  
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