Portal 2 achievements
898
(510)

Portal 2

4.6 from 533 votes

There are 51 Portal 2 achievements worth 898

12,978 tracked gamers have this game, 905 have completed it (6.97%)

Achievement Details

Lunacy in Portal 2

Lunacy13

That just happened

  • Unlocked by 7,821 tracked gamers (60% - TSA Ratio = 1.28) 13,061  

Achievement Guide for Lunacy

AuthorSolution
King Vicks II
12,707
King Vicks II
Achievement won on 23 Apr 13
TSA Score for this game: 248
Posted on 18 November 18 at 05:10
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Story related and cannot be missed. This unlocks after successfully completing the main story
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