Thar be two new Call of Duty 4: Modern Warfare trailers ahoy - one of the Microsoft Conference gameplay demo, and one showcasing various explosive clips. You can hit the jump to see either.

Or, you can click here to head to the CoD4 website. Follow the links to get to the beta page. Be sure to bookmark it and check back regularly so that you're one of the first to be a part of the Halo 3-inspired multiplayer beta.

Gameplay

Trailer