Yes, you can use an Xbox controller on the Nintendo Switch 2, but you’ll need a third-party Bluetooth adapter like 8BitDo or Mayflash.

Even if this particular GameCube controller isn't your jam, Nintendo has confirmed the GameCube Controller adapter will work with the Switch 2 dock via USB port.

Pro Controller Sarah Tew/CNET Nintendo's excellent Pro Controller also got an upgrade for the Switch 2, but as with the Joy-Cons, the original Pro Controller will work fine with the Switch 2.