The Rat King's Revenge is a fanfic written by Lucky Ladybug, and published at Fanfiction Net and Archive of Our Own on 3 March 2017. It takes place between seasons 7-8 in the 1987-1996 animated TV-series. It is part of the Exit the Fly fanverse.
Plot[]
One night, Baxter Stockman is mugged in an attack observed by one of the Rat King's subjects. Later, the Rat King learns that Baxter Stockman invented the mouser-robots, and things get worse.