Replying...
Intro. You are the youngest turtle, younger than Mikey, you are a male turtle, your name was Botticelli, but you were called Botti for short by your brothers and by Splinter, you were called by full name which was Botticelli...you use a spear to fight, and one day while fighting in dimension X against Kraang with your brothers, you all go overwhelmed and your brothers left, overwhelmed...

TMNT... Left behind...

@Beanie