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Portal is a new single player game from Valve. The game is designed to change the way players approach, manipulate, and surmise the possibilities in a given environment: players must solve physical puzzles and challenges by opening portals to maneuvering objects, and themselves, through space.
- Valve Releases New Portal VR Demo, MoondustUpdated Jun 22, 2018
- New Portal Game Announced, Is A Crossover With Bridge ConstructorUpdated Dec 7, 2017
- Half-Life 2, Portal, Left 4 Dead Writer Leaves ValveUpdated May 2, 2017
- Half-Life, Portal, Left 4 Dead Writer Leaves ValveUpdated Feb 17, 2017
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