Mario Kart Tour
From the Super Mario Wiki
Mario Kart Tour is a mobile game in the Mario Kart series set to be released in Japan, North America, Europe, and Oceania sometime within Nintendo's fiscal year of April 2018 to March 2019. The game was first announced during a January 31, 2018 (EST) financial briefing. Mario Kart Tour will be the second Mario series mobile game after Super Mario Run, and like that game, it will be free-to-start from the App Store and Google Play.