Have:
Halo:Reach (Games on Demand code)
Want:
Gears of War 3 season pass
XBL 1 year subscription
Dead Island (PC) Steam code
Or: make me an offer via PM (no paypal). I do have a PC as well.
http://www.telltalegames.com/bttfoffer
Register for a telltale games account on this webpage and you get a free digital game download of Back to the Future: Episode I. The only catch is it will be by download and you won't be able to download it until February.