Teenage Mutant Ninja Turtles #123

Writer: Sophie Campbell, Tom Waltz, Kevin Eastman Artist: Jodie Nishijima, Cover Artist: Jodie Nishijima

Leonardo stumbles across an underground fight ring in Mutant Town that caters to both humans and mutants. When Casey Jones convinces Leo to join in, he's startled to find that one of his opponents is someone of grave importance to him!