Watch the latest fight videos of BYB Extreme Bare Knuckle Fighting Series in the US.
Mark “The Shark” Irwin takes over the show this week on Talk Tough with Erin Toughill! The self-proclaimed "baddest man on the planet" joins Erin and Brannon to recap his BYB Debut, contract extension, and his future in the Trigon. The crew also dives into Marks fighting career and the evolution of Bare Knuckle boxing.
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