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

Normal Campaign in Alien Swarm

Normal Campaign17

Complete the Jacob's Rest campaign on Normal difficulty or harder.

  • Unlocked by 824 tracked gamers (33% - TSA Ratio = 1.72) 2,478  
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