Comic book Character art Comic character Ninja Turtles Book character Mutant ninja Comic book character Pop culture Teenage Turtles Teenage Ninja Turtles Cartoon character Action figure Teenage Mutant Human figure Beloved character Culture icon Artistic rendition Iconic outfit Ninja turtle Mutant turtles Ninja Turtles Teenage mutant turtles Mutant Ninja Turtles Muscular build Stern expression Fictional universe Graphic novels Signature outfit Signature weapon Teenage turtle