A cartoon sports competition involving the entire Hanna-Barbera collection of characters. The characters (split into three teams: comedy heros, action heros, and villains) would compete in various strange events, with each episode taking place in a different part of the world. Written by
Jean-Marc Rocher <email@example.com>
Did You Know?
Mumbley and the Dread Baron were added to the Really Rottens to replace Muttley and Dick Dastardly, who were not owned by Hannah-Barbara. Dastardly and Muttley were owned by Heatter-Quigley productions. Fondu may have been a replacement as well. See more
Referenced in Duck Hunt