Lab Rat
Acquire the fully powered Aperture Science Handheld Portal Device.
0 / 0 3 0 %
Heartbreaker
Complete Portal.
Fratricide
Do whatever it takes to survive.
Partygoer
Make the correct party escort submission position decision.
Friendly Fire
Knock down a turret with another turret.
Cupcake
Beat two Portal advanced maps.
Terminal Velocity
Fall 30,000 feet.
Fruitcake
Beat four Portal advanced maps.
Vanilla Crazy Cake
Beat all six Portal advanced maps.
Long Jump
Jump 300 feet.
Camera Shy
Detach security cameras from the walls.
Basic Science
Earn bronze medals on all Portal challenges.
Rocket Science
Earn silver medals on all Portal challenges.
Aperture Science
Earn gold medals on all Portal challenges.
Transmission Received
..?