Created by comic book artists Kevin Eastman and Peter Laird, Teenage Mutant Ninja Turtles or TMNT for short, focuses on four anthropomorphic mutant turtles that live in the sewers and fight various evil people or groups. Trained by their mutated rat master Splinter; the four turtles, Leonardo, Donatello, Raphael, and Michelangelo display various ninja skills to protect New York City from evil. The TMNT media franchise has expanded to other media formats beyond the comics, popularizing with various animated series throughout the years.