Portal 2 achievements
946
(510)

Portal 2

4.7 from 293 votes

There are a maximum of 51 Portal 2 achievements worth 946

7,331 tracked gamers have this game, 410 have completed it (5.59%)

Achievement Details

Team Building in Portal 2

Team Building13

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

  • Unlocked by 4,072 tracked gamers (56% - TSA Ratio = 1.33) 7,331  
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