Hey is there hacks for MW2 and Black ops with an usb for xbox 360 4 gb slim

This is my first time here looking for MW2 and black ops hacks for an usb drive for xbox 360 slim 4 gb I will use these hacks off line cause I don't have live and I will play with friends off line.

Thanks

hmm i'm not even sure if we have any i haven't seen any my self don't take my word for it though.