Alien Swarm achievements
1,858
(660)

Alien Swarm

3.3 from 72 votes

There are a maximum of 66 Alien Swarm achievements worth 1,858

2,410 tracked gamers have this game, 62 have completed it (2.57%)

Achievement Details

Close Encounters in Alien Swarm

Close Encounters15

Kill 20 Swarm with melee attacks in a single mission.

  • Unlocked by 1,027 tracked gamers (43% - TSA Ratio = 1.52) 2,410  
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