never fight alone: enjoy two-player co-op with friends locally via split-screen, over 'xbox-live' or lan, player 2 can select either 'kait or del' redefined cover gameplay: new close-cover combat moves and combat-knife executions turn each piece of cover into an offensive opportunity brutal new weapons: an incredible arsenal of new weapons includes the 'buzzkill and dropshot', which can shoot around and over cover, raining destruction from all angles explosive versus multiplayer: compete online in new and favorite game types, all at 60fps on dedicated servers a new visible ranking system means fairer matchmaking for social, competitive and professional players alike