Rat King (Teenage Mutant Ninja Turtles) his mind as in later episodes. Even Splinter was affected by the music and almost killed the TMNT in a fight. The cartoon version of the Rat King was also depicted as highly intelligent, shown to be able to create such things as various chemical concoctions and bombs. In the series, the Rat King is shown as a homeless man living in a dilapidated portion of the New York City sewer system near the Turtles and Splinter. In episodes featuring him, the Rat King would often enact some sort of plot to establish his own rat-controlled government and bring human
Rat King (Teenage Mutant Ninja Turtles) "ice cream kitty" at him, attacking him and breaking his control over Splinter. Though the Rat King had the advantage over Splinter by using both his sight and his pet rat "Aristotle", Splinter managed to remove the Rat King's advantage with their fight concluded when the Rat King's last attempt on Splinter caused him to fall off a high ledge to his death. The Rat King returns in "Darkest Plight," after a wounded Splinter ended up falling into the chasm. Rat King proceeds to torture Splinter until he is defeated, revealed to be the product of a fever-induced dream when