Alien Swarm achievements
1,767
(660)

Alien Swarm

3.4 from 82 votes

There are a maximum of 66 Alien Swarm achievements worth 1,767

2,854 tracked gamers have this game, 92 have completed it (3.22%)

Achievement Details

Normal Campaign in Alien Swarm

Normal Campaign17

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

  • Unlocked by 965 tracked gamers (33% - TSA Ratio = 1.74) 2,942  
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