Portal 2 achievements
959
(510)

Portal 2

4.7 from 244 votes

There are a maximum of 51 Portal 2 achievements worth 959

6,340 tracked gamers have this game, 336 have completed it (5.30%)

Achievement Details

Bridge Building in Portal 2

Bridge Building16

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

  • Unlocked by 2,594 tracked gamers (41% - TSA Ratio = 1.56) 6,340  
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