For example: Terence Crawford

Oleksandr Usyk

Ukraine

Heavyweight (Unlimited)

Aalan Martinez

Mexico

Featherweight (126 lbs)

Oleksandr Gvozdyk

Ukraine

Light Heavyweight (175 lbs)

Bermane Stiverne

USA

Heavyweight (Unlimited)

Oleksandr Zakhozhyi

Ukraine

Heavyweight (Unlimited)

Zachary Ochoa

Puerto Rico

Vergil Ortiz Jr

USA

Super Lightweight (140 lbs)

David Benavidez

USA

Super Middleweight (168 lbs)

Andrei Mikhailovich

New Zealand

Middleweight (160 lbs)

Ryan Garcia

USA

Lightweight (135 lbs)

United Kingdom

Super Featherweight (130 lbs)

Naoya Inoue

Japan

Bantamweight (118 lbs)

Thailand

Bantamweight (118 lbs)

Anthony Joshua

United Kingdom

Heavyweight (Unlimited)

Ben Whittaker

United Kingdom

Light Heavyweight (175 lbs)

Lightweight (135 lbs)

Gervonta Davis

USA

Super Featherweight (130 lbs)

Vasyl Lomachenko

Ukraine

Super Featherweight (130 lbs)

Zak Miller

United Kingdom

Featherweight (126 lbs)

Jonas Sultan

Philippines

Super Flyweight (115 lbs)

Jake Paul

USA

Tyson Fury

United Kingdom

Heavyweight (Unlimited)

Ukraine

Middleweight (160 lbs)

Jaime Munguia

Mexico

Super Welterweight (154 lbs)

Alesia Graf

Belarus

Super Flyweight (115 lbs)

Malik Zinad

Malta

Light Heavyweight (175 lbs)

Sam Eggington

United Kingdom

Welterweight (147 lbs)

Agron Smakici

Croatia

Florian Marku

Albania

Ilja Mezencev

Germany

Heavyweight (Unlimited)

Moses Itauma

United Kingdom

Heavyweight (Unlimited)