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- Business Insider has merged the best in boxing and MMA to produce a breakdown of the 25 fighters who had the best year in combat sports.
- 2019 has seen shock upsets, great comebacks, and thrilling displays.
- We're recognizing technical abilities shown through the year, breakout performances, and quality of victories.
- Keep scrolling to see who tops our list this year, a boxer or an MMA fighter.
- Visit Business Insider's homepage for more stories.