![AntDude on X: "13 years later, and the biggest Nintendo mystery of all is whatever these two slots on the back of the Wii classic controller were for. https://t.co/bubdz0PkWZ" / X AntDude on X: "13 years later, and the biggest Nintendo mystery of all is whatever these two slots on the back of the Wii classic controller were for. https://t.co/bubdz0PkWZ" / X](https://pbs.twimg.com/media/D027KCqWwAAjLSo.jpg:large)
AntDude on X: "13 years later, and the biggest Nintendo mystery of all is whatever these two slots on the back of the Wii classic controller were for. https://t.co/bubdz0PkWZ" / X
![Wiresmith 2X Wired Classic Controller Gamepad For Nintendo Wii Remote White (Plugs into Wii Remote) - Walmart.com Wiresmith 2X Wired Classic Controller Gamepad For Nintendo Wii Remote White (Plugs into Wii Remote) - Walmart.com](https://i5.walmartimages.com/asr/4789e690-fc71-40ff-87e6-71b355fff224_1.d402bec4c94c26459560f4c387b106ff.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Wiresmith 2X Wired Classic Controller Gamepad For Nintendo Wii Remote White (Plugs into Wii Remote) - Walmart.com
![Guys did anybody find or knows what the mystery button in wii classic controller used for : r/scottthewoz Guys did anybody find or knows what the mystery button in wii classic controller used for : r/scottthewoz](https://i.redd.it/bzyckp8hci751.jpg)
Guys did anybody find or knows what the mystery button in wii classic controller used for : r/scottthewoz
![Amazon.com: SAFFUN 2 Pack New SNES Controller, Retro USB Super Classic Controller for PC Mac Linux Raspberry Pi 3 Sega Genesis Higan (Multicolored Keys) : Electronics Amazon.com: SAFFUN 2 Pack New SNES Controller, Retro USB Super Classic Controller for PC Mac Linux Raspberry Pi 3 Sega Genesis Higan (Multicolored Keys) : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/810lXcovBqL._AC_UF894,1000_QL80_.jpg)