Portal 2 achievements
904
(510)

Portal 2

4.6 from 489 votes

There are 51 Portal 2 achievements worth 904

11,507 tracked gamers have this game, 764 have completed it (6.64%)

Achievement Details

Stranger Than Friction in Portal 2

Stranger Than Friction12

Master the Propulsion Gel

  • Unlocked by 7,329 tracked gamers (64% - TSA Ratio = 1.23) 11,518  

Achievement Guide for Stranger Than Friction

AuthorSolution
King Vicks II
12,683
King Vicks II
Achievement won on 22 Apr 13
TSA Score for this game: 249
Posted on 18 November 18 at 05:04
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Story related, this unlocks after completing a series of tests during Chapter 7.
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