For example: Terence Crawford

Andy Ruiz Jr

USA

Heavyweight (Unlimited)

Anthony Joshua

United Kingdom

Heavyweight (Unlimited)

Subriel Matias

Puerto Rico

Super Lightweight (140 lbs)

Manny Pacquiao

Philippines

Super Welterweight (154 lbs)

Deontay Wilder

USA

Heavyweight (Unlimited)

Oleksandr Usyk

Ukraine

Cruiserweight (200 lbs)

Gennady Golovkin

Kazakhstan

Middleweight (160 lbs)

Ryan Garcia

USA

Lightweight (135 lbs)

Vasyl Lomachenko

Ukraine

Super Featherweight (130 lbs)

Murat Gassiev

Russia

Cruiserweight (200 lbs)

Luke Campbell

United Kingdom

Lightweight (135 lbs)

Steve Rolls

Canada

Middleweight (160 lbs)

Tyson Fury

United Kingdom

Heavyweight (Unlimited)

Maxim Dadashev

Russia

Super Lightweight (140 lbs)

Alexander Povetkin

Russia

Heavyweight (Unlimited)

Keith Thurman

USA

Welterweight (147 lbs)

Dmitry Kudryashov

Russia

Cruiserweight (200 lbs)

Joey Dawejko

USA

Heavyweight (Unlimited)

Anthony Yarde

United Kingdom

Light Heavyweight (175 lbs)

Mairis Briedis

Latvia

Cruiserweight (200 lbs)

Sergey Kovalev

Russia

Light Heavyweight (175 lbs)

Paul Malignaggi

USA

Welterweight (147 lbs)

Gasan Gasanov

Russia

Super Middleweight (168 lbs)

Sergiy Derevyanchenko

Ukraine

Middleweight (160 lbs)

Scott Alexander

USA

Heavyweight (Unlimited)

Gervonta Davis

USA

Super Featherweight (130 lbs)

Dillian Whyte

United Kingdom

Heavyweight (Unlimited)

Tom Schwarz

Germany

Heavyweight (Unlimited)

Oleksandr Gvozdyk

Ukraine

Light Heavyweight (175 lbs)

Naoya Inoue

Japan

Bantamweight (118 lbs)

Hughie Fury

United Kingdom

Heavyweight (Unlimited)

Otto Wallin

Sweden

Heavyweight (Unlimited)