Halo 3 co-op confirmed for Xbox Live

Bungie has confirmed that Halo 3 will feature four-player co-op throughout the game's campaign mode,playable across either Xbox Live or System Link.

However, instead of duplicating Master Chief and creating an identical band ofquadruplets to battle the Covenant, Bungie has created twobrand new alien characters. Player one willbag Master Chief,player two gets the Arbiter, and players three and four take control of two Sangheili aliens.