Alien Swarm achievements

Alien Swarm

3.4 from 62 votes

There are a maximum of 66 Alien Swarm achievements worth 1,942

2,106 tracked gamers have this game, 47 have completed it (2.23%)

Achievement Details

Normal Campaign in Alien Swarm

Normal Campaign18

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

  • Unlocked by 625 tracked gamers (30% - TSA Ratio = 1.83) 2,106  
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