Portal 2 achievements
951
(510)

Portal 2

4.7 from 286 votes

There are a maximum of 51 Portal 2 achievements worth 951

7,138 tracked gamers have this game, 381 have completed it (5.34%)

Achievement Details

Team Building in Portal 2

Team Building13

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

  • Unlocked by 3,957 tracked gamers (55% - TSA Ratio = 1.34) 7,138  
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