Alien Swarm achievements
1,822
(660)

Alien Swarm

3.3 from 76 votes

There are a maximum of 66 Alien Swarm achievements worth 1,822

2,595 tracked gamers have this game, 68 have completed it (2.62%)

Achievement Details

Normal Campaign in Alien Swarm

Normal Campaign17

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

  • Unlocked by 860 tracked gamers (33% - TSA Ratio = 1.73) 2,595  
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