Watch Rerun Air Date: September 20, 2026 with Fubo for $0 Today
Knuckle Up delivers hard-hitting action and explosive fights from some of the world's top mixed martial artists.
Knuckle Up delivers hard-hitting action and explosive fights from some of the world's top mixed martial artists.
How to watch
More episodes
Bare Knuckle Fighting Knuckle Up
Rerun Air Date: September 17, 2026Knuckle Up delivers hard-hitting action and explosive fights from some of the world's top mixed martial artists.
Bare Knuckle Fighting Knuckle Up
Rerun Air Date: September 20, 2026Knuckle Up delivers hard-hitting action and explosive fights from some of the world's top mixed martial artists.
Bare Knuckle Fighting Knuckle Up
Rerun Air Date: September 20, 2026Knuckle Up delivers hard-hitting action and explosive fights from some of the world's top mixed martial artists.
Bare Knuckle Fighting Knuckle Up
Rerun Air Date: September 24, 2026Knuckle Up delivers hard-hitting action and explosive fights from some of the world's top mixed martial artists.
More martial arts shows
See allFight Sports Martial Arts
Coverage of judo, sumo, karate and other disciplines of martial arts.
Fight Sports WCK
Fighting action from world championship kickboxing.
ONE Vault
Featuring highlights from the Asian organization ONE Championship.
Fight Network Recharged
Highlights of the biggest fighters, leagues, gyms and events in combat sports, profiling MMA, kickboxing and Muay Thai battles.