8Bitdo GBros (Wireless Switch Adapter for Gamecube Controller) - us.MaxGaming.com
Amazon.com: CLOUDREAM Gamecube Controller Adapter for Switch Gamecube Adapter Wii U and PC, Super Smash Bros Choice Support Four Gamecube Controller and 70IN Long Cable : Video Games
Unboxing Official GameCube Controller and Adapter for Switch! - YouTube
Mayflash GameCube Controller Adapter for Wii U and PC USB (4 Port) - Walmart.com
GameCube Controller Adapter for Wii U, Nintendo Switch and PC USB – Lexuma
GameCube Controller Adapter for Wii U for Wii U
Amazon.com: GameCube Controller Adapter : Video Games
4-Port Controller Adapter for GameCube® Compatible with Nintendo Switch® / Wii U® / PC/ Mac®
Eight Player GameCube Adapter Is Ready For Smash | Hackaday
Retro Controller Adapter for Nintendo Switch™ – Nyko Technologies
Amazon.com: Gamecube Adapter for Nintendo Switch Gamecube Controller Adapter and WII U and PC, Super Smash Bros Gamecube Controller Adapter. Support Turbo and Vibration Features with 180cm Long Cable : Video Games
TTX Tech GameCube Controller Adapter for Wii U and Switch - Micro Center
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
GameCube Controller Adapter For Wii PC and Nintendo Switch