The Most Brutal Boxing and MMA Beefs of 2015

Ronda Rousey, Floyd Mayweather, and Conor McGregor were among those who talked major smack.

Fighters have likely been trash-talking their opponents since the days of Roman gladiators, though it was Muhammad Ali who elevated pre-fight taunting to a no-holds-barred art form. 

Boxing and MMA stars proudly continued this blustery tradition in 2015 to hype their brawls and get inside the other combatant’s head—not that the best smack-talker always won. 

Check out the slideshow for the year’s most brutal combat sports beefs. 

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