Features :

• Next-gen advantage: Taking full advantage of the power of Xbox 360, Halo 3 expands on everything that has made the Halo franchise great, adding a wealth of technical and gameplay advancements.
• Evolution of design: Next-generation high-definition visuals, enhanced A.I., an advanced real-time lighting engine, and new weapons, characters, and challenges are just a few examples of Halo 3's evolution of design and technology.
• Unparalleled experience: Ultimately, these improvements provide gamers with an unparalleled experience and, in the end, tell an even more compelling and engrossing story.
• Online multiplayer: Working in concert with Xbox Live on Xbox 360, Halo 3 builds upon the unique social multiplayer experience and innovative, evolving online gameplay of Halo 2.

Halo 3 will be available to audiences around the world starting Sept. 25 and will release in Europe on Sept. 26.