The GamePad from the Wii U featured ... the Switch 2's portability. To accomplish this, a Switch 2 GamePad would need to be a separate peripheral, similar to the Switch's Pro Controller.

this adapter is also compatible with the Switch 2. Along with this, Nintendo is making various controllers forward compatible - such as the original Joy-Con and Pro Controller (even with "Switch 2 ...

Nintendo has taken the wraps off a Pro Controller to go along with the newly detailed Switch 2 ... with the Wii, it later launched its first Pro Controller with the Wii U. The new Pro Controller ...