Alien Swarm achievements

Alien Swarm

3.4 from 62 votes

There are a maximum of 66 Alien Swarm achievements worth 1,942

2,112 tracked gamers have this game, 47 have completed it (2.23%)

Achievement Details

Damage Amped in Alien Swarm

Damage Amped28

Kill 15 Swarm with all four marines under the effects of a Damage Amp in a single mission.

  • Unlocked by 271 tracked gamers (13% - TSA Ratio = 2.78) 2,112  
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