Alien Swarm achievements
1,833
(660)

Alien Swarm

3.4 from 75 votes

There are a maximum of 66 Alien Swarm achievements worth 1,833

2,543 tracked gamers have this game, 65 have completed it (2.56%)

Achievement Details

Static Defender in Alien Swarm

Static Defender28

Kill 500 Swarm with deployable Sentry Guns.

  • Unlocked by 320 tracked gamers (13% - TSA Ratio = 2.81) 2,543  
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