Portal achievements
288
(150)

Portal

4.5 from 307 votes

There are a maximum of 15 Portal achievements worth 288

7,493 tracked gamers have this game, 636 have completed it (8.49%)

Achievement Details

Basic Science in Portal

Basic Science32

Earn bronze medals on all Portal challenges.

  • Unlocked by 717 tracked gamers (10% - TSA Ratio = 3.22) 7,493  
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