Portal achievements
287
(150)

Portal

4.5 from 320 votes

There are a maximum of 15 Portal achievements worth 287

7,678 tracked gamers have this game, 661 have completed it (8.61%)

Achievement Details

Rocket Science in Portal

Rocket Science32

Earn silver medals on all Portal challenges.

  • Unlocked by 729 tracked gamers (9% - TSA Ratio = 3.24) 7,678  
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