WELCOME TO THE FAMILY ~ London, 1868. The Industrial Revolution fattens the purses of the privileged while the working class struggles to survive ~ until two Assassins rise to lead the world's first organized crime family. Conquer the streets of London. Bring the ruling class to their knees. Make history in a visceral adventure unlike any game you've played before.

A mysterious and unstoppable force threatens the galaxy, the Master Chief is missing and his loyalty questioned. Experience the most dramatic Halo story to date in a 4-player cooperative epic that spans three worlds. Challenge friends and rivals in new multiplayer modes: Warzone, massive 24-player battles, and Arena, pure 4-vs-4 competitive combat.**Online multiplayer features require Xbox Live Gold membership (sold separately).