Rate top games7.84%
Aperture Science
Earn gold medals on all Portal challenges.
8.00%
Rocket Science
Earn silver medals on all Portal challenges.
8.10%
Basic Science
Earn bronze medals on all Portal challenges.
11.44%
Transmission Received
..?
11.71%
Camera Shy
Detach security cameras from the walls.
19.31%
Vanilla Crazy Cake
Beat all six Portal advanced maps.
23.09%
Terminal Velocity
Fall 30,000 feet.
23.75%
Fruitcake
Beat four Portal advanced maps.
25.62%
Long Jump
Jump 300 feet.
33.73%
Cupcake
Beat two Portal advanced maps.
68.92%
Friendly Fire
Knock down a turret with another turret.
73.76%
Heartbreaker
Complete Portal.