Amazon.com: GameCube Controller Adapter for Wii U, PC USB & Switch - NEXiLUX : Video Games
GameCube® Controller Adapter - XYAB
Controller Adapter for Wii U with White GameCube Controller (Play-Asia.com Bundle) for Wii U
GameCube Controller Adapter Announced for Wii U - IGN
USB to GameCube Controller Adapter (GCUSB)
GameCube Controller Adapter for Wii U, Nintendo Switch and PC USB – Lexuma
Super Smash GameCube Controller Adapter - Wii U | Public
Amazon.com: Mayflash GC Controller Adapter for Wii & Wii U (Dual Pack), White : Video Games
Mayflash GameCube Controller Adapter for Wii U and PC USB (4 Port) - Walmart.com
Gamecube Controller Adapter Wii U Pc Usb Driver | Use Wii U Gamecube Adapter Pc - New - Aliexpress
GameCube Blue Retro Internal Adapter V2
Amazon.com: Y Team Controller Adapter for Gamecube, Compatible with Nintendo Switch, Super Smash Bros Switch Gamecube Adapter for WII U/PC with 4 Port : Video Games
Amazon.com: GameCube Controller Adapter for Wii U, PC USB & Switch - NEXiLUX : Video Games
8BitDo GBros
Does anyone have any experience with the Brook Gamecube Wii U Controller Adapter : r/DolphinEmulator
GameCube Controller Adapter Announced for Wii U - IGN
USB to GameCube Controller Adapter (GCUSB)
Amazon.com: Mayflash GameCube Controller Adapter for Wii U and PC USB, 4 Port 2-Pack : Video Games
Gamecube Controller Adapter for Wii U - Solaris Japan
GameCube Controller Adapter for Wii U, Nintendo Switch and PC USB – Lexuma
Nintendo Super Smash GameCube Controller Adaptor (Wii U) | Skroutz.gr
GC Controller Adapter for Wii/Wii U (PLAY-ASIA.COM Edition) for Nintendo Wii, Wii U