Naoya Inoue, aka The Monster, is a Japanese professional boxer. He is a three-weight world champion and currently a unified bantamweight world champion, having held the WBA, IBF, and Ring magazine titles since 2019. He previously held the WBO junior-bantamweight title from 2014 to 2018, and the WBC light-flyweight title in 2014.
Liverpool's Natasha Jonas is a British professional boxer who challenged for the WBC and IBO female super-featherweight titles in August 2020.
Jarrett "Swift" Hurd is an American professional boxer. He is a former unified light middleweight world champion, having held the WBA, IBF and IBO titles between 2017 and 2019.
Arturo "Thunder" Gatti was an Italian Canadian professional boxer who competed from 1991 to 2007. A world champion in two weight classes, Gatti held the IBF junior lightweight title from 1995 to 1998, and the WBC super lightweight title from 2004 to 2005.
José Carlos Ramírez is an American professional boxer. He is a former unified light welterweight champion, having held the WBC title from 2018 to May 2021 and the WBO title from 2019 to May 2021.
Jean-Thenistor Pascal, aka The Executioner, is a Haitian-born Canadian professional boxer. He has held the WBA light-heavyweight title since October 2019, previously holding the WBC, IBO, The Ring and lineal light-heavyweight titles between 2009 and 2011, and once challenging for the WBC super-middleweight title in 2008.
David "The Demolishioner" Lemieux is a Canadian professional boxer who held the IBF middleweight title in 2015.
Originally from Peterborough, Cody Crowley aka The Crippler is a Canadian boxer fighting as a welterweight out of Las Vegas these days.
Custio Clayton, aka the War Machine, is a Canadian professional boxer who has held the WBA-NABA welterweight title since 2019. As an amateur he is a six-time Canadian national champion and represented Canada at the 2012 Olympics, where he reached the quarter-finals.