Baby Mario

Baby Mario is, unsurprisingly, Mario's form as an infant, He was first introduced with Baby Luigi in Super Mario World 2: Yoshi's Island and sometimes with his brother, has since become a popular character in spin-off games.

Yoshi's Island
Baby Mario was kidnapped by kamek at the start of the game, but was dropped from the sky, where he befriends a group of Yoshi's. Who help him rescue his also kidnapped brother. Baby Mario spends most of his time on Yoshi's back, unless Yoshi is hurt in which he flies off in a bubble crying, so Yoshi has a time limit to get him back. Another addition is the Star which when Yoshi picks up,Baby Mario gets a cape and temporary invincibilty, win which he can run fast and climb curved walls reaching previously inaccesible areas

he's been playable in Mario Golf, Mario Tennis, Mario Kart: Double Dash, Mario Kart Wii,