Cris "Cyborg" Justino will be facing a multiple-time boxing world champion in Holly Holm in her next fight, the likely main event of UFC 219 , but the UFC women's featherweight champion is no stranger to being in the ring with phenomenal boxers. She went toe-to-toe with two-time Olympic gold medalist Claressa Shields , and more recently brought in boxing legend Mia St. John for this technical sparring session.
