Where online can I buy a xbox 360 for a great price?
I don't know but try amazon they can bundle stuff like a xbox360 with a game or try game-stop that's a good place to look because they have all good games for cheap (that I mean preowned) they have a sell for buy2 preowned and get one free!!!
You can them through online shops such as Amazon, BestBuy, Walmart and any electronic stores near you. For Amazon, BestBuy and walmart, their websites are www.amazon.com/Wii-Nintendo/dp/B0009VXBAQ , www.bestbuy.com/site/Video-Games/Xbox-360/abcat0701000.c?id=abcat0701000 and www.walmart.com/ip/Xbox-360-320GB-Gears-of-War-3-Console/17133453?ci_sku=17133453&ci_src=14110944&sourceid=1500000000000003142040 respectively.