Nintendo has released a new trailer for Super Mario Bros. 3. The NES classic, which originally launched over 20 years ago, is now available as a Virtual Console title on both Wii U and NIntendo. 3DS. The game features more than 70 courses and stars Mario and Luigi as they venture into seven worlds to defeat Bowser and the Koopalings. Super Mario Bros. 3 can be purchased from the Nintendo eShop for $4.99.