Portal achievements
307
(150)

Portal

4.5 from 241 votes

There are a maximum of 15 Portal achievements worth 307

6,228 tracked gamers have this game, 447 have completed it (7.18%)

Achievement Details

Friendly Fire in Portal

Friendly Fire12

Knock down a turret with another turret.

  • Unlocked by 4,253 tracked gamers (68% - TSA Ratio = 1.20) 6,228  
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