TTX Tech GameCube Controller Adapter for Wii U and Switch - Micro Center
4-Port GameCube Controller Adapter for Nintendo Switch Wii U PC USB NEW TURBO US | eBay
4-Port Controller Adapter for GameCube® Compatible with Nintendo Switch® / Wii U® / PC/ Mac®
Wii U Gamecube Controller Adapter - Brook Gaming
Amazon.com: Brook Gamecube to Wii U Controller Adapter - Support Gamecube Controllers Adapter for Wii U and PC USB Android, up to 8 GC Controllers in The Same time (MAX), Turbo fire
Amazon.com: Super Smash Bros. GameCube Adapter for Wii U : Video Games
For Gamecube Controller Adapter For Nintendo Switch Wii U Pc 4 Ports With Turbo And Home Button Mode No Driver
Amazon.com: Gamecube Controller Adapter for Switch/Switch OLED.Gamecube Adapter Compatible with PC Wii U.Adapter with 4 Ports 6 FT(1.8M) Cable Support Turbo and Vibration Features Super Smash Bros : Video Games
Confirmed: The Wii U GameCube Controller Adapter will not work on DDR, Active Life, or Cyberbike | Gaming.Fit
New Nintendo Wii U Mayflash Gamecube Controller Adapter for Smash Bros