After jailbreaking your iPad, you can install SNES4iPhone, which will not only play SNES romz—it will open the Bluetooth stack, allowing you to play Mario with a Wiimote. Nintendotacular! [Instructions via SwagLikeMe via notcot]
https://gizmodo.com/jailbreaking-your-ipad-how-you-can-and-why-you-should-5530906