Portal 2 achievements
961
(510)

Portal 2

4.7 from 266 votes

There are a maximum of 51 Portal 2 achievements worth 961

6,812 tracked gamers have this game, 360 have completed it (5.28%)

Achievement Details

Bridge Building in Portal 2

Bridge Building16

Complete all test chambers in the Hard-Light Surfaces co-op course

  • Unlocked by 2,770 tracked gamers (41% - TSA Ratio = 1.56) 6,812  
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