TMNT

Teenage Mutant Ninja Turtles, commonly abbreviated as TMNT, is an American media franchise created by the comic book artists Kevin Eastman and Peter Laird. It follows Leonardo, Donatello, Raphael and Michelangelo, four anthropomorphic turtle brothers trained in ninjutsu who fight evil in New York City.

https://en.wikipedia.org/wiki/Teenage_Mutant_Ninja_Turtles