For example: Terence Crawford

Anthony Joshua

United Kingdom

Heavyweight (Unlimited)

Francis Ngannou

Cameroon

Heavyweight (265 lbs)

Tim Tszyu

Australia

Super Welterweight (154 lbs)

Sebastian Fundora
Devin Haney

USA

Lightweight (135 lbs)

Ryan Garcia

USA

Lightweight (135 lbs)

Saul Alvarez

Mexico

Middleweight (160 lbs)

Jaime Munguia

Mexico

Super Welterweight (154 lbs)

Vasyl Lomachenko

Ukraine

Super Featherweight (130 lbs)

George Kambosos Jr

Australia

Lightweight (135 lbs)

Zhilei Zhang

China

Heavyweight (Unlimited)

Joseph Parker

New Zealand

Heavyweight (Unlimited)

Conor Benn

United Kingdom

Welterweight (147 lbs)

Peter Dobson

USA

Welterweight (147 lbs)

Adam Azim

United Kingdom

Super Lightweight (140 lbs)

Enock Poulsen

Denmark

Super Lightweight (140 lbs)

Corey Anderson

USA

Light Heavyweight (205 lbs)

Karl Moore

Ireland

Light Heavyweight (205 lbs)

Alex Pereira

Brazil

Light Heavyweight (205 lbs)

Jamahal Hill

USA

Light Heavyweight (205 lbs)

Conor McGregor

Ireland

Lightweight (155 lbs)

Michael Chandler

USA

Lightweight (155 lbs)

Ibo Aslan

Turkey

Light Heavyweight (205 lbs)

Anton Turkalj

Sweden

Light Heavyweight (205 lbs)

Andre Petroski

USA

Middleweight (185 lbs)

Jacob Malkoun

Australia

Middleweight (185 lbs)

Sean O'Malley

USA

Bantamweight (135 lbs)

Marlon Vera

Ecuador

Bantamweight (135 lbs)

Alexander Volkanovski

Australia

Featherweight (145 lbs)

Ilia Topuria

Spain

Featherweight (145 lbs)

Sean Strickland

USA

Middleweight (185 lbs)

Dricus du Plessis

South Africa

Middleweight (185 lbs)