The Orange Box includes all the content of The Black Box, plus the original Half-Life 2 and Half-Life 2: Episode One.
* Half-Life 2: Episode Two -- the second installment in Valves episodic trilogy advances the award-winning story, leading the player to new locations outside of City 17.
* Portal -- a pioneering type of single player action game that rewrites the rules for how players approach and manipulate their environment ?much like how Half-Life 2s Gravity Gun reinvented the way gamers interact with objects in the game.
* Team Fortress 2 -- an all-new version of the legendary title that spawned team based multiplayer action games. The games daring new art style features the most advanced graphics of any Source-based game released to date.
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