4-Port Controller Adapter for GameCube® Compatible with Nintendo Switch® / Wii U® / PC/ Mac®
How to Use the GameCube Controller With Nintendo Switch | Support | Nintendo
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GameCube® Controller Adapter - XYAB
Super Smash Bros. Ultimate Accessories: Switch Controllers, Wireless GameCube Adapters, And More - GameSpot
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GameCube controller support comes to Nintendo Switch - Polygon
This Nintendo Switch adapter turns your GameCube controllers wireless - The Verge
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TTX Tech GameCube Controller Adapter for Wii U and Switch - Micro Center
Nintendo Support: How to Connect Additional GameCube Controllers to Nintendo Switch
Unboxing Official GameCube Controller and Adapter for Switch! - YouTube
Nintendo Switch GameCube Controller Adapter - (NSW) Nintendo Switch – J&L Video Games New York City