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1
- Georges St-Pierre
- "Rush"
- 26-2-0
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2
- Demetrious Johnson
- "Mighty Mouse"
- 25-4-1
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3
- Jon Jones
- "Bones"
- 27-1-0, 1 NC
-
Should be higher in terms of record but 2 PED busts put his legacy in dispute for me
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4
- Anderson Silva
- "The Spider"
- 34-11-0, 1 NC
-
See above comments for Jones
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5
- Fedor Emelianenko
- "The Last Emperor"
- 40-7-0, 1 NC
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6
- José Aldo
- "Junior"
- 31-8-0
-
7
- Alexander Volkanovski
- "The Great"
- 26-4-0
-
8
- Dominick Cruz
- "The Dominator"
- 24-4-0
-
9
- Kamaru Usman
- "Nigerian Nightmare"
- 20-4-0
-
10
- Khabib Nurmagomedov
- "The Eagle"
- 29-0-0