The official Worldbuilder program for C&C 3 allows fans to create their own custom skirmish and multiplayer maps

It is 2047 and the stakes could not be higher. Tiberium-a self-replicating alien substance that has infected the Earth-is spreading like a radioactive ice age.

The GDI, a high-tech alliance of the world's most advanced nations, is fighting to contain Tiberium, but Kane, the megalomaniacal leader of The Brotherhood of NOD has other plans for Earth. Kane's secret society turned superpower is bent on using Tiberium to take control and transform humanity into his twisted vision of the future. All-out war rages over Tiberium and the fate of the planet rests in the balance.

Experience a revolution in RTS gaming with a breakthrough single player campaign that rewards you for your gameplay style. Add layers of strategy to your gaming experience by building mobile bases, wielding the power of terrifying Ion Storms on the battlefield, or customizing your armies by combining units. There are endless options!

Battle it out online with native voice-over IP, integrated clan support, and new spectator modes that let you play RTS games like a sport.