This week’s Wii U/3DS-specific UK software sales are as follows: Wii U 1. Mario Kart 8 – Nintendo 2. The Legend of Zelda: Twilight Princess HD – Nintendo 3. New Super Mario Bros. U + New Super Luigi U – Nintendo 4. Splatoon – Nintendo 5. The Legend of Zelda: The Wind Waker HD- Nintendo 6. Donkey Kong Country: Tropical...