Alien Swarm achievements

Alien Swarm

3.4 from 56 votes

There are a maximum of 66 Alien Swarm achievements worth 1,945

1,828 tracked gamers have this game, 38 have completed it (2.08%)

Achievement Details

Normal Campaign in Alien Swarm

Normal Campaign18

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

  • Unlocked by 536 tracked gamers (29% - TSA Ratio = 1.84) 1,828  
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