For example: Terence Crawford

Khabib Nurmagomedov

Russia

Lightweight (155 lbs)

Fedor Emelianenko

Russia

Heavyweight (265 lbs)

Alexander Emelianenko

Russia

Heavyweight (265 lbs)

Vyacheslav Vasilevsky

Russia

Middleweight (185 lbs)

Alexander Volkov

Russia

Heavyweight (265 lbs)

Sergey Pavlovich

Russia

Heavyweight (265 lbs)

Zubaira Tukhugov

Russia

Featherweight (145 lbs)

Petr Yan

Russia

Bantamweight (135 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)

Russia

Heavyweight (265 lbs)

Sergei Kharitonov

Russia

Heavyweight (265 lbs)

Vitaly Minakov

Russia

Heavyweight (265 lbs)

Vyacheslav Datsyk

Russia

Heavyweight (265 lbs)

Magomed Ismailov

Russia

Light Heavyweight (205 lbs)

Nikita Krylov

Russia

Light Heavyweight (205 lbs)

Vadim Nemkov

Russia

Light Heavyweight (205 lbs)

Adam Yandiev

Russia

Middleweight (185 lbs)

Alexander Shlemenko

Russia

Middleweight (185 lbs)

Anatoly Tokov

Russia

Middleweight (185 lbs)

Vladimir Mineev

Russia

Middleweight (185 lbs)

Andrey Koreshkov

Russia

Welterweight (170 lbs)

Ramazan Emeev

Russia

Welterweight (170 lbs)

Eduard Vartanyan

Russia

Lightweight (155 lbs)

Islam Makhachev

Russia

Lightweight (155 lbs)

Alexander Peduson

Russia

Featherweight (145 lbs)

Marat Balayev

Russia

Featherweight (145 lbs)

Yusuf Raisov

Russia

Featherweight (145 lbs)

Zabit Magomedsharipov

Russia

Featherweight (145 lbs)