Rockstar have released the first trailer promoting the upcoming Xbox 360 exclusive downloadable episodic expansion for Grand Theft Auto 4 - the biker-centric The Lost and the Damned.

The debut trailer, set to Slayer's Dead Embryonic Cells features a minute of in-game footage from the chapter. Check it out right here on AusGamers.

Several new details about The Lost and the Damned have been recently revealed (although not officially confirmed) including gameplay additions such as the ability to use a wider range of weapons in vehicles, melee while riding motorcycles.

Word is that there will also be a couple of new radio stations including a metal station similar to Vice City's V-Rock as well as a few new multiplayer modes.

Grand Theft Auto: The Lost and the Damned is shaping up to be more than just your usual expansion. Stop by our game page for some high-res stills from today's trailer.