Portal

7 of 15 ach. unlocked (47%)
nm679's achievements in Portal
Beat two Portal advanced maps.
Oct 21, 10
Do whatever it takes to survive.
Oct 21, 10
Knock down a turret with another turret.
Oct 21, 10
Complete Portal.
Oct 21, 10
Acquire the fully powered Aperture Science Handheld Portal Device.
Oct 12, 10
Make the correct party escort submission position decision.
Oct 21, 10
Fall 30,000 feet.
Oct 21, 10
Earn gold medals on all Portal challenges.
Locked
Earn bronze medals on all Portal challenges.
Locked
Detach security cameras from the walls.
Locked
Beat four Portal advanced maps.
Locked
Jump 300 feet.
Locked
Earn silver medals on all Portal challenges.
Locked
..?
Locked
Beat all six Portal advanced maps.
Locked
(0.1318/d/web8)