Jermell Charlo looks to make boxing history when he defends his WBC, WBA and IBF belts against WBO champ Brian Castaño in one of the most important fights of the year. Charlo aims to achieve something that has never been done before by becoming the first undisputed champ at 154 lbs. in the four-belt era. Charlo has held the WBC title since 2019 and added the WBA and IBF titles with a stunning KO of Jeison Rosario in September. The Argentinian Castaño quickly ascended the ranks, becoming a world champion after just 13 fights. Live on SHOWTIME.

Jermell Charlo vs. Brian Castaño

Three-belt unified world champion Jermell Charlo and fellow world champion Brian Castaño meet in a rematch of one of 2021’s best fights as they again seek to become the first ever undisputed 154-pound champ in the four-belt era. In an instant classic, the two champions fought to a spirited draw in July. Each fighter believed he had done enough to have his hand raised and will look to leave no doubt in the rematch. Plus, Philadelphia’s rising welterweight star Jaron Ennis vs. unbeaten Custio Clayton in the co-main event. Live on SHOWTIME.