Plot and script: Giorgio Pezzin
Artwork: Francesco Gamba
Cover: Galieno Ferri
Rough life for actors in the lands of the Frontier! The Sullivans do not have much success with their shows and thus Romeo, to bring some money into the family, is forced to be a boxer. But the young man is not cut out for boxing. To help his friends, Zagor agrees to climb into the ring and face the terrible Rocky Thorpe, called the Missouri Bison!