Alien Swarm achievements
1,909
(660)

Alien Swarm

3.4 from 67 votes

There are a maximum of 66 Alien Swarm achievements worth 1,909

2,220 tracked gamers have this game, 51 have completed it (2.30%)

Achievement Details

Grenadier Expert in Alien Swarm

Grenadier Expert40

Kill 250 Swarm with a Grenade Launcher.

  • Unlocked by 141 tracked gamers (6% - TSA Ratio = 3.98) 2,220  
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