When Super Smash Bros. 4 launched, Nintendo released an adapter to support four up to four GameCube controllers on Wii U.
Ultimate launched late last year.
The official Nintendo adapter is, sadly, hard to find for a reasonable price, but there are numerous options that get the job done well.
We’ve rounded up the best Nintendo Switch GameCube controller adapters below.
Switching between console and PC mode is as simple as pressing a button.
Pdobq’s adapter supports rumble and turbo features for applicable GameCube controllers.