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

2,412 tracked gamers have this game, 62 have completed it (2.57%)

Achievement Details

Kill Them All in Alien Swarm

Kill Them All48

Kill 25,000 Swarm.

  • Unlocked by 104 tracked gamers (4% - TSA Ratio = 4.79) 2,412  
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