The Great Bovini is a character in Wild West C.O.W.-Boys of Moo Mesa.
Description[]
He is a ringmaster who uses a special stone called the Cowinoor Diamond to mesmerize people. As Boot Hill Buzzard was unaffected by the Cowinoor Diamond while Mayor Oscar Bulloney and Saddle Sore were, he and the C.O.W.-Boys had to work together to defeat the Great Bovini and free everyone from the mind-control.