Portal 2 achievements
946
(510)

Portal 2

4.7 from 296 votes

There are a maximum of 51 Portal 2 achievements worth 946

7,353 tracked gamers have this game, 411 have completed it (5.59%)

Achievement Details

Iron Grip in Portal 2

Iron Grip29

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course

  • Unlocked by 863 tracked gamers (12% - TSA Ratio = 2.90) 7,353  
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