Alien Swarm achievements
1,833
(660)

Alien Swarm

3.4 from 75 votes

There are a maximum of 66 Alien Swarm achievements worth 1,833

2,541 tracked gamers have this game, 65 have completed it (2.56%)

Achievement Details

Grenadier Expert in Alien Swarm

Grenadier Expert38

Kill 250 Swarm with a Grenade Launcher.

  • Unlocked by 175 tracked gamers (7% - TSA Ratio = 3.80) 2,541  
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