Alien Swarm achievements
1,953
(660)

Alien Swarm

3.4 from 60 votes

There are a maximum of 66 Alien Swarm achievements worth 1,953

1,954 tracked gamers have this game, 40 have completed it (2.05%)

Achievement Details

Parasite Puncher in Alien Swarm

Parasite Puncher18

Kill a Swarm Parasite with a melee attack.

  • Unlocked by 610 tracked gamers (31% - TSA Ratio = 1.78) 1,954  
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