Portal
Waking up in a seemingly empty laboratory, the player is made to complete various physics-based puzzle challenges through numerous test chambers in order to test out the new Aperture Science Handheld Portal Device, without an explanation as to how, why or by whom.
Screenshots
Achievements
Steam15 total
Lab Rat
Acquire the fully powered Aperture Science Handheld Portal Device.
Locked
Fratricide
Do whatever it takes to survive.
Locked
Partygoer
Make the correct party escort submission position decision.
Locked
Heartbreaker
Complete Portal.
Locked
Terminal Velocity
Fall 30,000 feet.
Locked
Long Jump
Jump 300 feet.
Locked
Cupcake
Beat two Portal advanced maps.
Locked
Fruitcake
Beat four Portal advanced maps.
Locked
Vanilla Crazy Cake
Beat all six Portal advanced maps.
Locked
Basic Science
Earn bronze medals on all Portal challenges.
Locked
Rocket Science
Earn silver medals on all Portal challenges.
Locked
Aperture Science
Earn gold medals on all Portal challenges.
Locked
Camera Shy
Detach security cameras from the walls.
Locked
Friendly Fire
Knock down a turret with another turret.
Locked
Transmission Received
..?
Locked
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