4-Port Controller Adapter for GameCube to Switch/ Wii U/ PC/ Mac The Hyperkin GameCube Adapter for Switch/ Wii U/ PC/ Mac lets you play Super Smash Bros. for Wii U like the pros. Use up to four GameCube Controllers or four WaveBird controllers for the best multiplayer party experience. It even connects to your Switch, PC, or Mac via USB, so you can play games with your favorite GameCube controller.