Alien Swarm achievements
1,822
(660)

Alien Swarm

3.3 from 76 votes

There are a maximum of 66 Alien Swarm achievements worth 1,822

2,604 tracked gamers have this game, 70 have completed it (2.69%)

Achievement Details

Infestation Savior in Alien Swarm

Infestation Savior17

Cure an Infested marine.

  • Unlocked by 920 tracked gamers (35% - TSA Ratio = 1.67) 2,604  
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