It's the sequel of Super Mario Kart, featuring a similar base where players can select a character from the Super Mario franchise to drive in a kart, using items to help themselves or hinder the other drivers.
Mario Kart 64 (styled as MARIOKART 64 abbreviated to MK64) is a racing game developed and published by Nintendo for the Nintendo 64 (N64) video game console and the second installment in the Mario Kart series.