Here is what the page “Callum Smith to Challenge Dmitry Bivol for Unified Light-Heavyweight Title in Russia on De” contains. Britain's Callum Smith is set to challenge Dmitry Bivol for the unified WBA (Super) and IBF light-heavyweight world titles in Russia on December 12. The fight marks a significant step up for Smith, who previously held the WBA super-middleweight title and is moving up in weight to face one of the division's most technically skilled champions. Bivol, undefeated and known for his precise punching and ring IQ, will enjoy home advantage, adding another layer of difficulty for the visiting challenger.
For Smith, a victory would cement his legacy as a two-weight world champion and shake up the light-heavyweight landscape. For Bivol, a win keeps him on course for potential unification bouts or a super-fight against the winner of other top contenders. The full version stays on the original page, which this listing opens directly.