Portal 2 achievements
915
(510)

Portal 2

4.6 from 348 votes

There are a maximum of 51 Portal 2 achievements worth 915

8,536 tracked gamers have this game, 522 have completed it (6.12%)

Achievement Details

Portal Conservation Society in Portal 2

Portal Conservation Society30

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements

  • Unlocked by 954 tracked gamers (11% - TSA Ratio = 2.98) 8,536  
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