What is the highest-selling Nintendo Switch exclusive title as of 2023?

Mario Kart 8 Deluxe

Which "Alice in Wonderland" character is always worried about being late? Who teaches Defense Against the Dark Arts in Harry's third year? What object does Dumbledore use to revisit his memories? What animal’s babies are called kittens other than cats? Which common baking spice comes from the cured seed pod of orchids?