Gamer Achievement Win

Portal 2 achievements
1,691
(1,000)

Portal 2

4.6 from 9554 votes

There are a maximum of 50 Portal 2 achievements worth 1,691 (1,000)

120,562 tracked gamers have this game, 12,112 have completed it (10.05%)

Portal Conservation Society in Portal 2
Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked by 27,305 tracked gamers (23% - TA Ratio = 2.10)