In this event, players move around a spinning Topmaniac's Saucer with the character in first showing on a screen. To earn points, players need to jump over hurdles and rivals. Players can leapfrog rivals to remove a point from them. While traveling on the saucer, players can encounter ? Switches that can change the speed or give an item. If it is a Green Shell, two appear and can be kicked. If a Green Shell hits someone, they lose five points. If it is a Super Star, the player becomes invincible and can gain points by simply running into their rivals.
The Leapfrog Artist challenge is achieved by leapfrogging another player a number of times in this event. The criteria for unlocking each achievement are as follows: