For example: Terence Crawford

Khabib Nurmagomedov

Russia

Lightweight (155 lbs)

Zubaira Tukhugov

Russia

Featherweight (145 lbs)

Alexander Emelianenko

Russia

Heavyweight (265 lbs)

Zabit Magomedsharipov

Russia

Featherweight (145 lbs)

Sergei Kharitonov

Russia

Heavyweight (265 lbs)

Alexander Volkov

Russia

Heavyweight (265 lbs)

Vyacheslav Vasilevsky

Russia

Middleweight (185 lbs)

Fedor Emelianenko

Russia

Heavyweight (265 lbs)

Alexander Shlemenko

Russia

Middleweight (185 lbs)

Petr Yan

Russia

Bantamweight (135 lbs)

Sergey Pavlovich

Russia

Heavyweight (265 lbs)

Mukhamed Berkhamov

Russia

Welterweight (170 lbs)

Vitaly Minakov

Russia

Heavyweight (265 lbs)

Anatoly Tokov

Russia

Middleweight (185 lbs)

Yusuf Raisov

Russia

Featherweight (145 lbs)

Andrey Koreshkov

Russia

Welterweight (170 lbs)

Albert Tumenov

Russia

Welterweight (170 lbs)

Eduard Vartanyan

Russia

Lightweight (155 lbs)

Islam Makhachev

Russia

Lightweight (155 lbs)

Rasul Mirzaev

Russia

Featherweight (145 lbs)

Ali Bagautinov

Russia

Flyweight (125 lbs)

Vartan Asatryan

Russia

Flyweight (125 lbs)

Aleksey Oleynik

Russia

Heavyweight (265 lbs)

Anton Vyazigin

Russia

Heavyweight (265 lbs)

Ivan Shtyrkov

Russia

Heavyweight (265 lbs)

Kirill Sidelnikov

Russia

Heavyweight (265 lbs)

Mikhail Mokhnatkin

Russia

Heavyweight (265 lbs)

Shamil Abdurakhimov

Russia

Heavyweight (265 lbs)

Valentin Moldavsky

Russia

Heavyweight (265 lbs)

Magomed Ankalaev

Russia

Light Heavyweight (205 lbs)

Magomed Ismailov

Russia

Light Heavyweight (205 lbs)

Nikita Krylov

Russia

Light Heavyweight (205 lbs)