Portal achievements
279
(150)

Portal

4.5 from 422 votes

There are a maximum of 15 Portal achievements worth 279

9,392 tracked gamers have this game, 901 have completed it (9.59%)

Achievement Details

Friendly Fire in Portal

Friendly Fire12

Knock down a turret with another turret.

  • Unlocked by 7,058 tracked gamers (75% - TSA Ratio = 1.15) 9,399  
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