A new standalone game, Counter-Strike: Condition Zero ( CS: CZ ) extends the award-winning Counter-Strike multiplayer game with new maps, weapons, and more while simultaneously introducing new technologies, an extensive single-player campaign, and cooperative play. Texas-based Gearbox Software is co-developing CS: CZ with Valve--the samepartnership that produced the bestselling Half-Life: Opposing Force and Half-Life: Blue Shift expansions. For CS: CZ , Gearbox has created an extensive single-player campaign that includes more than two dozen new missions and takes players to several fictitious regions of conflict around the globe. In addition to the single-player campaign, players will be able to set up cooperative games via Internet and LAN connections. Counter-Strike is the world's No. 1 online action game. After a one-year public beta, Counter-Strike was released commercially in the fall of 2000. It has sold more than 1 million copies worldwide, been named game