Nicknamed ‘Cochulito,’ he held titles within the WBO Flyweight, WBO Super Flyweight, and WBO and WBC Bantamweight divisions. His nickname was presented with to him by his small sister, who couldn’t pronounce him name. He mixed intuition, smarts, and specialized ability to discover ways to beat his competitors. His four brothers had been also professional fighters. In another of the greatest battles of the 10 years, he squared off against champ Nonito Donaire.