Portal 2 achievements
917
(510)

Portal 2

4.6 from 358 votes

There are a maximum of 51 Portal 2 achievements worth 917

8,747 tracked gamers have this game, 538 have completed it (6.15%)

Achievement Details

Overclocker in Portal 2

Overclocker23

Complete Test Chamber 10 in 70 seconds

  • Unlocked by 1,718 tracked gamers (20% - TSA Ratio = 2.25) 8,756  
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