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

2,425 tracked gamers have this game, 52 have completed it (2.14%)

Achievement Details

Nuke From Orbit in Alien Swarm

Nuke From Orbit54

Kill 100,000 Swarm.

  • Unlocked by 82 tracked gamers (3% - TSA Ratio = 5.39) 2,425  
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