Alien Swarm achievements
1,778
(660)

Alien Swarm

3.4 from 81 votes

There are a maximum of 66 Alien Swarm achievements worth 1,778

2,799 tracked gamers have this game, 88 have completed it (3.14%)

Achievement Details

Parasite Puncher in Alien Swarm

Parasite Puncher17

Kill a Swarm Parasite with a melee attack.

  • Unlocked by 924 tracked gamers (33% - TSA Ratio = 1.74) 2,806  
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