So far i have bought about 17600 and won 1600 microsoft points and i mostly buy arcade games and avatar clothes and add-ons but the last 9600 points i bought games like Dead space,Dragon age,Call of duty:WAW,and Red dead redemption.First Dead space i havent seen a mistake yet so where good there,Next Dragon age ive only seen the mages starting cutscene say disc unreadable? But its not a disc? and its says please clean? Then World At War I cant beat the second to last mission because its says the same thing! Last I cant go to mexico in Red dead it like freezes my character then the menu messes up so i have to go back to the dashboard and this doesnt happen for any thing else can you help me!?