Mario Kart World’s new items include Coin Shells, Hammers & Kamek
There's also the Ice Flower to freeze enemies and the Feather to jump enemy items and find new track routes.
Petey Piranha, Wiggler, and Kamek Are Coming to Mario Kart 8 Deluxe
A trio of new characters are coming to Mario Kart 8 Deluxe in Wave 5 of the Booster Course Pass DLC.