Mario Kart (microgame)

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

Gameplay
The player is Mario, and must hit the Koopa Troopa with the Green Shell. To do this, the player must wait until the Koopa Troopa gets in front of him/her, then press the A button to release the Shell to hit him. If the player doesn't hit the Koopa Troopa at the right time, the game ends in a loss.

Description
"Use the shell to get ahead!"