Portal 2 achievements
960
(510)

Portal 2

4.7 from 244 votes

There are a maximum of 51 Portal 2 achievements worth 960

6,332 tracked gamers have this game, 336 have completed it (5.31%)

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 732 tracked gamers (12% - TSA Ratio = 2.94) 6,332  
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