Portal
STEAM

15
24 Sep 2011
Lab Rat
Acquire the fully powered Aperture Science Handheld Portal Device.
20 Sep 2011
7:56pm
Fratricide
Do whatever it takes to survive.
20 Sep 2011
8:23pm
Partygoer
Make the correct party escort submission position decision.
20 Sep 2011
8:45pm
Heartbreaker
Complete Portal.
20 Sep 2011
9:28pm
Terminal Velocity
Fall 30,000 feet.
24 Sep 2011
12:15am
Long Jump
Jump 300 feet.
24 Sep 2011
12:08am
Cupcake
Beat two Portal advanced maps.
20 Sep 2011
11:42pm
Fruitcake
Beat four Portal advanced maps.
21 Sep 2011
12:10am
Vanilla Crazy Cake
Beat all six Portal advanced maps.
21 Sep 2011
9:03pm
Basic Science
Earn bronze medals on all Portal challenges.
22 Sep 2011
11:08pm
Rocket Science
Earn silver medals on all Portal challenges.
22 Sep 2011
11:08pm
Aperture Science
Earn gold medals on all Portal challenges.
22 Sep 2011
11:08pm
Camera Shy
Detach security cameras from the walls.
24 Sep 2011
12:03am
Friendly Fire
Knock down a turret with another turret.
20 Sep 2011
8:12pm
Transmission Received
..?
24 Sep 2011
2:04am