Jellystone as a series was always based in crossovers, specifically, the animated show brought together scores of Hanna Barbera characters including the likes of Yogi Bear, Huckleberry Hound, Top Cat, ...

Marvel Comics is no stranger to crossovers with other famous franchises: Godzilla has fought the Avengers, the X-Men have crossed paths with the Enterprise crew from "Star Trek," and Marvel's heroes ...