Race the Lion City in the Singapore Tour Race the sights of the beautiful Lion City with the Singapore Tour, the latest limited-time event in the Mario Kart Tour game, happening now! Zoom, drift, and boost your way around Marina Bay in the new course Singapore Speedway and its R, T, and R/T variants. How many iconic sights can you spot? Plus, look for a legion of Luigi in the pipes, including Luigi (Painter) and Luigi (Vacation), along with the Singapore-signature Roaring Racer kart.