YOU'RE NOT ON NICKTOONS ANYMORE! Some TMNT stuff really isn't for little kids. Sinom is a city on the planet of Granite in the The Mighty Mutanimals by Archie Comics. The League of Justice operates there. This article is a stub. You can help TMNTPedia by expanding it. References Retrieved from "https://turtlepedia.fandom.com/wiki/Sinom?oldid=454520" Categories: Stubs Cities Archie locations Community content is available under CC-BY-SA unless otherwise noted.