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

2,478 tracked gamers have this game, 60 have completed it (2.42%)

Achievement Details

Nuke From Orbit in Alien Swarm

Nuke From Orbit56

Kill 100,000 Swarm.

  • Unlocked by 79 tracked gamers (3% - TSA Ratio = 5.61) 2,478  
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