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Which UFC Champion Has Faced the Stiffest Competition? | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
![Navin GK on Twitter: "Class of current UFC champions 🏆 Don't argue on Charles Oliveira because even Dana White accepted that he is still the champ & they messed up! #ufc #mma # Navin GK on Twitter: "Class of current UFC champions 🏆 Don't argue on Charles Oliveira because even Dana White accepted that he is still the champ & they messed up! #ufc #mma #](https://pbs.twimg.com/media/FZuxfhIacAAlZ63.jpg:large)
Navin GK on Twitter: "Class of current UFC champions 🏆 Don't argue on Charles Oliveira because even Dana White accepted that he is still the champ & they messed up! #ufc #mma #
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