It turns out Mario Kart World's NPCs are basically playing their own game of Grand Theft Mario. Specifically, the video shows a green Shy Guy parking a vehicle and walking away. In Mario Kart World, NPCs will park their cars, exit them, and walk around. Manage cookie settingsAs much as Mario Kart World is full of these little details designed to make its open world feel alive, jacking cars seems very un-Nintendo for such a family-friendly game. Have you spotted NPCs stealing cars in Mario Kart World?