GT provides us with the latest Half-Life 2: Portal gameplay footage. This title is set to be released on the PlayStation 3, Xbox 360, and PC platforms. Video after the jump.
A unique take on puzzle gameplay by the makers of Half-Life. Portal is a new type of single player game that changes how players approach, manipulate, and surmise the possibilities in a given environment in a manner similar to how the Gravity Gun changed our approach to how an object may be leveraged in any given situation