Rate top games7.75%
Aperture Science
Earn gold medals on all Portal challenges.
7.90%
Rocket Science
Earn silver medals on all Portal challenges.
7.98%
Basic Science
Earn bronze medals on all Portal challenges.
11.40%
Transmission Received
..?
11.66%
Camera Shy
Detach security cameras from the walls.
19.28%
Vanilla Crazy Cake
Beat all six Portal advanced maps.
23.09%
Terminal Velocity
Fall 30,000 feet.
23.81%
Fruitcake
Beat four Portal advanced maps.
25.53%
Long Jump
Jump 300 feet.
33.86%
Cupcake
Beat two Portal advanced maps.
69.03%
Friendly Fire
Knock down a turret with another turret.
73.88%
Heartbreaker
Complete Portal.