TYPE: Human, Shadow.
CLOSE RELATIVES: None.
SKILLS AND ATTACKS: Running.
STRENGTHS: He's fast and knows all of Mario's moves.
WEAKNESSES: Nothing beats the original!
When Mario explores the depths of space, a blue Prankster Comet turns galaxies into race tracks! Mario must race a shadowy version of himself for a star. Cosmic Mario can jump, spin, and kick just like Mario, and makes for a worthy racing rival.
At the end of Super Mario Sunshine, I1 Piantissimo found the Gaddbrush lying on Gelato Beach. It is possible he used it to become Cosmic Mario to finally beat Mario in a race.