Lab Rat
Acquire the fully powered Aperture Science Handheld Portal Device.
Unlocked 10 Jun 2014 at 11:24 PM
Fratricide
Do whatever it takes to survive.
Unlocked 10 Jun 2014 at 11:24 PM
Partygoer
Make the correct party escort submission position decision.
Unlocked 10 Jun 2014 at 11:24 PM
Heartbreaker
Complete Portal.
Unlocked 10 Jun 2014 at 11:24 PM
Terminal Velocity
Fall 30,000 feet.
Unlocked 10 Jun 2014 at 1:30 PM
Long Jump
Jump 300 feet.
Unlocked 10 Jun 2014 at 11:24 PM
Cupcake
Beat two Portal advanced maps.
Unlocked 15 May 2010 at 6:13 AM
Fruitcake
Beat four Portal advanced maps.
Unlocked 10 Jun 2014 at 1:23 PM
Vanilla Crazy Cake
Beat all six Portal advanced maps.
Basic Science
Earn bronze medals on all Portal challenges.
Unlocked 10 Jun 2014 at 1:15 PM
Rocket Science
Earn silver medals on all Portal challenges.
Unlocked 10 Jun 2014 at 11:24 PM
Aperture Science
Earn gold medals on all Portal challenges.
Camera Shy
Detach security cameras from the walls.
Friendly Fire
Knock down a turret with another turret.
Unlocked 10 Jun 2014 at 11:24 PM
Transmission Received
..?
Unlocked 10 Jun 2014 at 11:24 PM
