Covenant forces attack Earth, another Halo ring comes into play, and the Master Chief takes the battle to the Covenant
New vehicles and weapons, destructible environments, low gravity, online play, Human vs. Covenant multiplayer battles, improved AI, and more
Better control: sprint at twice normal speed, peek around corners, chain melee attacks into devastating combos
Completely rewritten graphics engine allows previously unimaginable complexity and detail
Multiplayer modes include Oddball, Race, Slayer, Capture the Flag, and exclusive modes only available for play over Xbox Live.