Featherweight world champion Gary Russell Jr. defends his WBC title against undefeated mandatory challenger Joseph “JoJo” Diaz Jr. at the MGM National Harbor in Maryland.

Gary Russell Jr. vs. Joseph Diaz Jr.

Heavyweight champion Deontay "The Bronze Bomber" Wilder (40-0-1, 39 KOs) puts his undefeated record on the line against hard-hitting challenger Dominic "Trouble" Breazeale (20-1, 18 KOs) in an explosive matchup between two knockout artists. In co-features, champions Gary Russell Jr. (29-1, 17 KOs) and Kiko Martinez (39-8-2, 28 KOs) battle it out for the world featherweight title plus, super lightweights Juan Heraldez (16-0, 10 KOs) and Argenis Mendez (25-5, 12 KOs) in a 10-round bout.

Deontay Wilder vs. Dominic Breazeale

Featherweight World Champion Gary Russell Jr. defends his title against top contender Mark Magsayo in an exciting main event between two of the world’s best 126-pounders. The Maryland native Russell has been champion since 2015, successfully defending his belt on five occasions. The Filipino sensation Magsayo scored a career-best victory over former champ Julio Ceja in August to earn his first shot at championship gold. Plus, a rematch between 140-pound contenders Subriel Matias and Petros Ananyan in the co-main event. Live on Showtime.