Portal achievements
298
(150)

Portal

4.5 from 290 votes

There are a maximum of 15 Portal achievements worth 298

7,039 tracked gamers have this game, 541 have completed it (7.69%)

Achievement Details

Basic Science in Portal

Basic Science34

Earn bronze medals on all Portal challenges.

  • Unlocked by 622 tracked gamers (9% - TSA Ratio = 3.36) 7,039  
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