* Gears of War 2 video game soundtrack
* Gears of War Aspho Fields novel
* A 12" x 18" Gears of War 2 promotional poster autographed by members of the Epic development team
* An in-game Golden Hammerburst and Lancer weapon

The grand prize packs come with:

* A Samsung 40-inch 1080p flat panel LCD HDTV
* A Locust Bust
* A red Xbox 360 Wireless Controller
* A Marcus Fenix bronze statue
* Gears of War 2 video game soundtrack
* Gears of War Aspho Fields novel
* A 12" x 18" Gears of War 2 promotional poster autographed by members of the Epic development team
* An in-game Golden Hammerburst and Lancer weapon

To register, you either need to go on Xbox.com or download the 13 Days of Gears Registration Gamer Picture from the Marketplace. The rest of the info can be found here.