If you've picked up Smash Bros Ultimate, you may also have got a GameCube adapter. Here's how to connect GameCube adapter to Switch, ready for multiplayer.

Adapter. This purple-coloured wonder is a small capsule-shaped device which allows you to wirelessly connect your GameCube pad (as well as others) to your Switch (or PC, if you're that way inclined).

GameCube Controller Adapter For Wii U and PC owners wanting to recreate the experience of playing using a GameCube controller, accessories firm Mayflash offers its GameCube Controller Adapter.

The GBros. Wireless Adapter from 8BitDo will give Super Smash Bros. Ultimate players an alternative option for playing with GameCube controllers. Releasing December 7, the $20 accessory connects ...

The Gbros. adapter is a straightforward device, and it does pretty much what it says on the tin: it connects the GameCube controller you already own to your Switch through Bluetooth, so you don't ...

Nintendo’s tethered adapter is the same price, and it allows up to four GameCube controllers to be connected to the Switch with just the one adapter.