Alright everybody, round twelve of Engadget's hundred gadget giveaway! Up for grabs for the next six hours:

Gold - Microsoft Natural Ergonomic Desktop 7000
Silver - Blizzard World of Warcraft: The Burning Crusade expansion pack (PC / Mac)
Bronze - Halo 3 Mountain Dew Game Fuel limited edition soda

The rules (yeah, there are always rules):

HDTV Listings for September 6, 2007