[quote=TheMusketMan]Ah, yeah I was playing... don't remember, Black Ops? Reach? But it couldn't have been hugely advertised because this is the first time I've ever heard of it.[/quote]

It's mainly only found in Japan, outside it's rare and insanely expensive.

The only reason I know of it is because of Chugga's Lets Play, which I am enjoying a lot.