The fight itself is real. The announcement just has not caught up yet.
A light heavyweight bout between Oleksandr Gvozdyk and Radivoje Kalajdzic has been finalized for the February 1 Paramount+ card at the UFC Apex in Las Vegas, according to veteran boxing reporter Dan Rafael. It has not been formally unveiled, but the bout is done.
That quiet rollout fits the matchup. This is not a headline fight. It is a piece of infrastructure.
Gvozdyk enters as a former WBC champion trying to find his exact place again at 175. Since returning from retirement, the Ukrainian southpaw has been positioned carefully. He is still sharp. Still disciplined. Still capable of controlling space with his jab and timing. What he has not done yet is force the division to react to him.
Kalajdzic arrives from a different angle. The Serbian puncher was unbeaten until his April 2024 stoppage loss to David Morrell. That fight clarified things. Kalajdzic can crack. He can press. But when forced to fight at elite speed, he struggled to keep order. This bout is his chance to show that the Morrell loss was a lesson rather than a ceiling.
The pairing makes sense because it answers quiet questions for both men. For Gvozdyk, it tests durability and urgency against a fighter who will not wait. For Kalajdzic, it tests composure against a technician who has already lived at championship level.
The fight is slated for a Paramount+ card promoted by Zuffa, part of a continued effort to build boxing depth around Apex events rather than chase spectacle.
Rafael acknowledged the lack of ceremony when discussing the bout online, saying it is “not formally announced but that is a fight that is made.”
That line says enough. This is not a showcase. It is a sorting fight. And at light heavyweight, those still mean something.
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Last Updated on 01/14/2026