HL2: Black & Orange

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Source: http://pc.ign.com/articles/755/755915p1.html
The Black Box is only available on PC and includes Half-Life 2: Episode Two, Portal and Team Fortress 2. It retails for $39.99.

The Orange Box is available for PC, PS3 and Xbox 360 and includes Half-Life 2, Half-Life 2: Episodes One and Two, Portal and Team Fortress. It retails for a modest $59.99.

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PC Action reports that the Black Box bundle will be released in late September 2007.