UPDATE: The game will include:
Return of Feather and Ghost items Balloon Battle mode
Mario Kart 8 Deluxe runs 1080p 60FPS fulltime on Switch which was shown during the Treehouse live event. 1080p 30fps 3-4 players
After the Nintendo Switch Presentation the official Nintendo Youtube posted a new trailer that wasn’t shown. The game was Mario Kart 8 Deluxe, a port from the Nintendo Wii U.
It will come with more content such as new tracks, battle mode, characters, and more. One of the new maps is from Splatoon and one of the new characters is an inkling and of course you’ll be able to play as Boo.