Alien Swarm achievements
1,861
(660)

Alien Swarm

3.4 from 70 votes

There are a maximum of 66 Alien Swarm achievements worth 1,861

2,348 tracked gamers have this game, 64 have completed it (2.73%)

Achievement Details

Parasite Puncher in Alien Swarm

Parasite Puncher18

Kill a Swarm Parasite with a melee attack.

  • Unlocked by 744 tracked gamers (32% - TSA Ratio = 1.77) 2,348  
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