Region Free, will work on any 360 system
Comes in a highly collectible embossed metal box which includes the following additional content:
Destroyed Beauty, the Gears of War hardbound art book
Bonus special features DVD, including:
An inside look at the making of Gears of War
The "Art of Gears of War" trailer
Gears of War: The Race to E3
Using find games or games tracker the next nearest price I can find for this is £45. I'm not sure why this is saying region free - maybe its an import?
I suspect stock is very limited.