Package: The Orange Box

The Orange Box is a bundle that includes five titles from Valve: Half-Life 2, Half-Life 2: Episode One, Half-Life 2: Episode Two, Team Fortress 2, the sequel to the game that put class-based, multiplayer team warfare on the map, and Portal, the game that blends puzzles, first person action, and adventure gaming to produce an experience like no other.

Formerly, Peggle Extreme is also introduced in this pack until 2009 when it's was made available for free and standalone from this pack.

As of 2011, Team Fortress 2 is now available for free.

A console version (for Xbox 360 and PlayStation 3) of this package is also available with more information can be found there.