huh… Mario Kart 8 Deluxe forces you to use a single Joy-Con (or Pro Controller) in wireless split-screen. wanna use a Joy-Con Grip? too badpic.twitter.com/HSIhJKPVBP
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That'd be a possible 16 wireless Joycon, not being able to handle that many near by is reasonable excuse.
I think this is it.
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