Alien Swarm achievements
1,773
(660)

Alien Swarm

3.3 from 87 votes

There are a maximum of 66 Alien Swarm achievements worth 1,773

3,085 tracked gamers have this game, 94 have completed it (3.05%)

Achievement Details

Armory Access in Alien Swarm

Armory Access22

Unlock all the available weapons.

  • Unlocked by 648 tracked gamers (21% - TSA Ratio = 2.18) 3,087  
Do you have a question about this achievement? Please post it in the Alien Swarm Forum