Alien Swarm achievements

Alien Swarm

3.4 from 81 votes

There are a maximum of 66 Alien Swarm achievements worth 1,778

2,799 tracked gamers have this game, 88 have completed it (3.14%)

Achievement Details

Insane Campaign in Alien Swarm

Insane Campaign44

Awarded for finishing the Jacob campaign on Insane difficulty.

  • Unlocked by 150 tracked gamers (5% - TSA Ratio = 4.36) 2,807  
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