Portal 2 achievements
909
(510)

Portal 2

4.6 from 454 votes

There are a maximum of 51 Portal 2 achievements worth 909

10,476 tracked gamers have this game, 670 have completed it (6.40%)

Achievement Details

Ship Overboard in Portal 2

Ship Overboard18

Discover the missing experiment

  • Unlocked by 3,232 tracked gamers (31% - TSA Ratio = 1.80) 10,585  
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