The dominance, skill set, and influence of these brawlers was unmatched! For this list, well be looking at the greatest combattants in different disciplines of combat sports including MMA, Boxing and traditional martial arts. Our countdown includes Jack Dempsey, Mike Tyson, Bruce Lee, Khabib Nurmagomedov, Manny Pacquiao, and more! Which of these fighters would YOU avoid taking on in a fight? Be sure to let us know in the comments!

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