Mario Kart 8 Deluxe already sold more than Mario Kart 8, Super Mario Kart, Mario Kart 64 and Double Dash

[Miyamotoo]

Talking about potential Mario Kart 9, with so great sales of MK8D Nintendo will not be in hurry to release MK9 on Switch, but would be great to see Diddy Kong Racing 2 in any case. :)