Dubois was the beneficiary of this move by the IBF, picking up the interim title with a June 2024 stoppage of Filip Hrgovic and then being elevated to full champion after Usyk was stripped. Dubois then defended his title with a spectacular knockout of Anthony Joshua in Wembley Stadium.

Follow live as Oleksandr Usyk looks to defend his heavyweight title against Daniel Dubois at Wembley Stadium in London

Warren has now watched Usyk outclass his two top heavyweight names in Dubois and Fury across four fights. While dazzled by the champion’s craft, the Queensberry Promotions chief explained a lack of head movement cost his fighter, believing there ‘was something he could have done differently’ while also questioning Dubois’ ‘mental attitude’.

SportsLine combat expert Josh Nagel has released his top boxing picks for Saturday's Oleksandr Usyk vs. Daniel Dubois rematch for the undisputed heavyweight crown at Wembley Stadium