Portal 2 achievements
904
(510)

Portal 2

4.6 from 501 votes

There are 51 Portal 2 achievements worth 904

11,840 tracked gamers have this game, 795 have completed it (6.71%)

Achievement Details

Team Building in Portal 2

Team Building13

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

  • Unlocked by 7,139 tracked gamers (60% - TSA Ratio = 1.28) 11,906  
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