The official Nintendo Switch SNES controller is fully supported by the dock : r/AnaloguePocket
Genuine Original Super Nintendo Entertainment System Controller PAL ( SNES ) | eBay
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AsciiWare ASCII Pad Turbo Controller Super Nintendo SNES Tested + Work – The Game Island
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Original Super Nintendo Controller
ClassicPad Controller for Super Nintendo - Cirka - Stone Age Gamer
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This modernized SNES controller is almost perfect - CNET
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