Portal achievements
303
(150)

Portal

4.5 from 258 votes

There are a maximum of 15 Portal achievements worth 303

6,487 tracked gamers have this game, 479 have completed it (7.38%)

Achievement Details

Cupcake in Portal

Cupcake16

Beat two Portal advanced maps.

  • Unlocked by 2,539 tracked gamers (39% - TSA Ratio = 1.59) 6,487  
Do you have a question about this achievement? Please post it in the Portal Forum

Related Achievements