If you own a Wii U, you can buy the game directly from the Nintendo eShop (though the eShop's future is limited, downloads still work if purchased). The game plays perfectly with the GamePad.
A: Yes. You can play 4-player local co-op on one PC. For online play with friends, use Dolphin’s “Netplay” feature, but all players need the exact same ROM checksum. Nintendo Wii Rom Download New Super Mario Bros Wii
Click the Controllers button on the top toolbar. Under "Emulated Wii Remote," click Configure to map your controller buttons. Ensure you map a button to the "Shake" motion command, as you will need it to activate Mario's spin jump and propeller suits. If you own a Wii U, you can