Portal

15 of 15 ach. unlocked (100%)
catboy9653's achievements in Portal
Earn gold medals on all Portal challenges.
Jun 24, 12
Earn bronze medals on all Portal challenges.
Jun 24, 12
Detach security cameras from the walls.
Jun 24, 12
Beat two Portal advanced maps.
Jun 24, 12
Do whatever it takes to survive.
Jun 24, 12
Knock down a turret with another turret.
May 8, 12
Beat four Portal advanced maps.
Jun 24, 12
Complete Portal.
Jun 24, 12
Acquire the fully powered Aperture Science Handheld Portal Device.
Nov 25, 11
Jump 300 feet.
Jun 24, 12
Make the correct party escort submission position decision.
Jun 24, 12
Earn silver medals on all Portal challenges.
Jun 24, 12
Fall 30,000 feet.
Jun 24, 12
..?
Jun 24, 12
Beat all six Portal advanced maps.
Jun 24, 12
(0.1749/d/web7)