Portal achievements
300
(150)

Portal

4.5 from 271 votes

There are a maximum of 15 Portal achievements worth 300

6,697 tracked gamers have this game, 509 have completed it (7.60%)

Achievement Details

Friendly Fire in Portal

Friendly Fire12

Knock down a turret with another turret.

  • Unlocked by 4,675 tracked gamers (70% - TSA Ratio = 1.19) 6,697  
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