THQ and 4A Games have released a new trailer for Metro 2033 on Xbox LIVE. Now, we haven’t seen the new HD Combat Video but we’re gonna go out on a limb and suggest that it features the game’s combat in action. And HD. Add it to your download queue.In other Metro 2033 news, a recent tweet also confirmed that the game will include for all you authenticity fans out there. Also, be sure to check out the here.Metro 2033 is set in a post apocalyptic Moscow where humans shelter underground in order to fight for survival. It’s due for release on PC and Xbox 360 on 19 March.