Portal 2 achievements
915
(510)

Portal 2

4.6 from 344 votes

There are a maximum of 51 Portal 2 achievements worth 915

8,509 tracked gamers have this game, 518 have completed it (6.09%)

Achievement Details

Rock Portal Scissors in Portal 2

Rock Portal Scissors19

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

  • Unlocked by 2,251 tracked gamers (26% - TSA Ratio = 1.94) 8,509  
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