Alien Swarm achievements

Alien Swarm

3.4 from 70 votes

There are a maximum of 66 Alien Swarm achievements worth 1,861

2,348 tracked gamers have this game, 64 have completed it (2.73%)

Achievement Details

Normal Campaign in Alien Swarm

Normal Campaign18

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

  • Unlocked by 720 tracked gamers (31% - TSA Ratio = 1.80) 2,348  
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