Achievement Unlocked Visibility Global Unlocks
Cupcake
Beat two Portal advanced maps.
2020-02-28 07:02:28 18.4%
Heartbreaker
Complete Portal.
2020-02-28 06:49:08 52.5%
Partygoer
Make the correct party escort submission position decision.
2020-02-28 05:22:48 55.9%
Fratricide
Do whatever it takes to survive.
2020-02-28 05:02:28 63.8%
Friendly Fire
Knock down a turret with another turret.
2019-12-07 14:31:23 49.2%
Lab Rat
Acquire the fully powered Aperture Science Handheld Portal Device.
2019-12-07 14:03:03 81.5%
Rocket Science
Earn silver medals on all Portal challenges.
2.5%
Terminal Velocity
Fall 30,000 feet.
8.7%
Long Jump
Jump 300 feet.
13.8%
Transmission Received
..?
4.0%
Fruitcake
Beat four Portal advanced maps.
12.0%
Vanilla Crazy Cake
Beat all six Portal advanced maps.
9.0%
Camera Shy
Detach security cameras from the walls.
3.7%
Basic Science
Earn bronze medals on all Portal challenges.
2.5%
Aperture Science
Earn gold medals on all Portal challenges.
2.4%