Konstantin Tszyu — Soviet, Russian, and Australian legendary boxer, three-time USSR champion, two-time European champion, world
amateur champion, and undisputed world champion (according to WBC, WBA, and IBF), who defeated 14 boxers in world title fights. Honoured
Master of Sports of Russia. Achieved a career-high ranking of 3rd in the Pound-for-Pound standings in 2004. Ranked 51st in the all-time best
boxers list, regardless of weight class, by BoxRec with 453.8 points. Inducted into the International Boxing Hall of Fame.
Kevin Johnson is an American-Russian professional boxer, considered a gatekeeper in the sport. In 2009, he competed for the WBC
heavyweight title. He has secured notable victories against former world champions Bruce Seldon and Yoan Pablo Hernandez.