Portal
G r e e b z's Progress
Lab Rat
Acquire the fully powered Aperture Science Handheld Portal Device.
Unlocked 10 Sep 2010 at 8:10 AM
Fratricide
Do whatever it takes to survive.
Unlocked 10 Sep 2010 at 3:23 PM
Partygoer
Make the correct party escort submission position decision.
Unlocked 27 Oct 2015 at 9:24 AM
Heartbreaker
Complete Portal.
Unlocked 27 Oct 2015 at 10:05 AM
Terminal Velocity
Fall 30,000 feet.
Unlocked 22 Aug 2020 at 9:15 PM
Long Jump
Jump 300 feet.
Unlocked 22 Aug 2020 at 9:15 PM
Cupcake
Beat two Portal advanced maps.
Unlocked 22 Aug 2020 at 9:15 PM
Fruitcake
Beat four Portal advanced maps.
Unlocked 22 Aug 2020 at 9:15 PM
Vanilla Crazy Cake
Beat all six Portal advanced maps.
Unlocked 22 Aug 2020 at 9:15 PM
Basic Science
Earn bronze medals on all Portal challenges.
Unlocked 22 Aug 2020 at 9:15 PM
Rocket Science
Earn silver medals on all Portal challenges.
Unlocked 22 Aug 2020 at 9:15 PM
Aperture Science
Earn gold medals on all Portal challenges.
Unlocked 22 Aug 2020 at 9:15 PM
Camera Shy
Detach security cameras from the walls.
Unlocked 22 Aug 2020 at 9:15 PM
Friendly Fire
Knock down a turret with another turret.
Unlocked 10 Sep 2010 at 3:06 PM
Transmission Received
..?
Unlocked 22 Aug 2020 at 9:15 PM