Mario Kart (microgame)

Mario Kart is a microgame in WarioWare: D.I.Y. Showcase in 18-Volt's stage.

Gameplay
Players are Mario, and they must hit the Koopa Troopa with the Green Shell. To do this, players must wait until the Koopa Troopa gets in front of them, then they should press the A button to release the Shell to hit him. If players do not hit the Koopa Troopa at the right time, the game ends in a loss.

Description
"Use the shell to get ahead!"