It's a limited edition thing
http://uk.ign.com/articles/2012/06/2...re-order-bonus
THE BIGGEST INCENTIVE IN CALL OF DUTY HISTORY. Brilliant, the idiot map is now dangled like a carrot on a string, maybe they'll remove the two (term) limit on voting for maps so people can clap like seals and play nuketown forever, but only if you pay double for a big stupid plastic box.