-
1
- Chuck Liddell
- "The Iceman"
- 21-9-0
-
2
- Khabib Nurmagomedov
- "The Eagle"
- 29-0-0
-
3
- Conor McGregor
- "The Notorious"
- 22-6-0
-
4
- Georges St-Pierre
- "Rush"
- 26-2-0
-
5
- Francis NGannou
- "The Predator"
- 17-3-0
-
6
- Israel Adesanya
- "The Last Stylebender"
- 24-3-0
-
7
- Dustin Poirier
- "The Diamond"
- 30-8-0, 1 NC
-
8
- Michael Bisping
- "The Count"
- 30-9-0
-
9
- Fedor Emelianenko
- "The Last Emperor"
- 40-7-0, 1 NC
-
10
- Quinton Jackson
- "Rampage"
- 37-14-0
-
11
- Anderson Silva
- "The Spider" | 34-11-0, 1 NC
-
12
- Mirko Filipović
- "Cro Cop" | 38-11-2, 1 NC
-
13
- Stipe Miocic
- 20-4-0
-
14
- BJ Penn
- "The Prodigy" | 16-14-2
-
15
- Randy Couture
- "The Natural" | 19-11-0
-
16
- Chael Sonnen
- 30-17-1
-
17
- Chan Sung Jung
- "The Korean Zombie" | 17-8-0
-
18
- Lyoto Machida
- "The Dragon" | 26-12-0
-
19
- Alistair Overeem
- "The Demolition Man" | 47-19-0, 1 NC
-
20
- Henry Cejudo
- "Triple C" | 16-4-0