Rat King (Teenage Mutant Ninja Turtles) cameo appearance in "Teenage Mutant Ninjas Turtles" Vol. 4, watching as Splinter succumbs to a heart attack and dies while retrieving milk from a refrigerator. Much of the Rat King's origin is later revealed in an issue of "Tales of the Teenage Mutant Ninja Turtles" Vol. 2; the story reveals that a group of beings known as the Pantheon exists, with each member of the group having jurisdiction over a species of animal. When the time of the Pantheon member who rules the rats reaches an end, a new one is chosen, a scarred and heavily bandaged (explaining the Rat
Rat King (Teenage Mutant Ninja Turtles) Splinter comes to and finds the real Rat King's skeletal remains. The Rat King will make his Last Appearance at the "End Times", as a Spirit invoked by Kavaxas and later he is sent to the Underworld by the Splinter Spirit as well as Ho Chan, Tatsu Spirit and the Spirit of The Hammer. In the IDW comic book series, the Rat King reveals himself as the brother of Kitsune, who had previously brainwashed Leonardo. Both are members of an ancient immortal family that ruled earth before mankind; he revealed they had been hiding through the ages and only used