Portal

10 of 15 ach. unlocked (67%)
sobelbomb's achievements in Portal
Beat two Portal advanced maps.
Mar 23, 12
Do whatever it takes to survive.
Jan 12, 12
Knock down a turret with another turret.
Jan 12, 12
Beat four Portal advanced maps.
Mar 24, 12
Complete Portal.
Jan 12, 12
Acquire the fully powered Aperture Science Handheld Portal Device.
Jan 7, 12
Jump 300 feet.
Jan 12, 12
Make the correct party escort submission position decision.
Jan 12, 12
Fall 30,000 feet.
Jan 12, 12
Beat all six Portal advanced maps.
Mar 25, 12
Earn gold medals on all Portal challenges.
Locked
Earn bronze medals on all Portal challenges.
Locked
Detach security cameras from the walls.
Locked
Earn silver medals on all Portal challenges.
Locked
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Locked
(0.0880/d/web2)