Alien Swarm achievements
1,763
(660)

Alien Swarm

3.3 from 84 votes

There are a maximum of 66 Alien Swarm achievements worth 1,763

3,021 tracked gamers have this game, 95 have completed it (3.14%)

Achievement Details

Small Arms Specialist in Alien Swarm

Small Arms Specialist26

Kill 250 Swarm with PDWs.

  • Unlocked by 433 tracked gamers (14% - TSA Ratio = 2.64) 3,021  
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