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

2,423 tracked gamers have this game, 52 have completed it (2.15%)

Achievement Details

Shotgun Specialist in Alien Swarm

Shotgun Specialist27

Kill 250 Swarm with a Shotgun.

  • Unlocked by 322 tracked gamers (13% - TSA Ratio = 2.72) 2,423  
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