Portal 2 achievements
961
(510)

Portal 2

4.7 from 270 votes

There are a maximum of 51 Portal 2 achievements worth 961

6,838 tracked gamers have this game, 364 have completed it (5.32%)

Achievement Details

Rock Portal Scissors in Portal 2

Rock Portal Scissors20

Win 3 co-op games of rock-paper-scissors in a row

  • Unlocked by 1,626 tracked gamers (24% - TSA Ratio = 2.04) 6,838  
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