Call of Duty: World at War for Xbox 360 and PS3 is advertised for $49.98 at Seattle area Magnolia Audio Video stores. Not sure about other areas, though you can input your zip code in the following link to see the local Sunday ad: http://www.magnoliaav.com/PromoTout/tabid/296/Default.aspx
I saw a post earlier about a $249 Refurbished Xbox 360 Premium on another (seemingly unreliable) website, but I noticed this deal at TigerDirect.com (where I've ordered computer parts from before) for only $299...