Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.
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  • Lab Rat


    Acquire the fully powered Aperture Science Handheld Portal Device.

  • Partygoer


    Make the correct party escort submission position decision.

  • Heartbreaker


    Complete Portal.

  • Fratricide

    Do whatever it takes to survive.

  • Terminal Velocity

    Fall 30,000 feet.

  • Long Jump

    Jump 300 feet.

  • Cupcake

    Beat two Portal advanced maps.

  • Fruitcake

    Beat four Portal advanced maps.

  • Vanilla Crazy Cake

    Beat all six Portal advanced maps.

  • Basic Science

    Earn bronze medals on all Portal challenges.

  • Rocket Science

    Earn silver medals on all Portal challenges.

  • Aperture Science

    Earn gold medals on all Portal challenges.

  • Camera Shy

    Detach security cameras from the walls.

  • Friendly Fire

    Knock down a turret with another turret.

  • Transmission Received