Portal

12 of 15 ach. unlocked (80%)
orion2012's achievements in Portal
Detach security cameras from the walls.
Sep 29, 11
Beat two Portal advanced maps.
Sep 24, 11
Do whatever it takes to survive.
Sep 24, 11
Knock down a turret with another turret.
Sep 24, 11
Beat four Portal advanced maps.
Sep 25, 11
Complete Portal.
Sep 24, 11
Acquire the fully powered Aperture Science Handheld Portal Device.
Sep 24, 11
Jump 300 feet.
Sep 24, 11
Make the correct party escort submission position decision.
Sep 24, 11
Fall 30,000 feet.
Sep 24, 11
..?
Sep 29, 11
Beat all six Portal advanced maps.
Sep 29, 11
Earn gold medals on all Portal challenges.
Locked
Earn bronze medals on all Portal challenges.
Locked
Earn silver medals on all Portal challenges.
Locked
(0.0587/d/web3)