New Super Mario Bros. U - Limited Edition SteelBook [Nintendo Wii U Accessory]New Super Mario Bros. U Limited Edition SteelBook is a new, side scrolling adventure featuring Mario, Luigi, Toad and your Mii character! Please Note: This is a G1 sized SteelBook Case ONLY, the New Super Mario Bros. U game is NOT included! Now's your chance to step inside the Mushroom Kingdom and explore new worlds, new power ups and new ways to play. Up to five players* can jump into the fun, with up to four people using Wii Remote controllers and