Portal 2 achievements
904
(510)

Portal 2

4.6 from 489 votes

There are 51 Portal 2 achievements worth 904

11,379 tracked gamers have this game, 749 have completed it (6.58%)

Achievement Details

Team Building in Portal 2

Team Building13

Complete all test chambers in the Team Building co-op course

  • Unlocked by 6,806 tracked gamers (59% - TSA Ratio = 1.28) 11,502  
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