Portal 2 achievements
911
(510)

Portal 2

4.6 from 329 votes

There are a maximum of 51 Portal 2 achievements worth 911

7,970 tracked gamers have this game, 492 have completed it (6.17%)

Achievement Details

Overclocker in Portal 2

Overclocker22

Complete Test Chamber 10 in 70 seconds

  • Unlocked by 1,583 tracked gamers (20% - TSA Ratio = 2.24) 7,970  
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