Two titles are on the line when UFC 311 emanates from California's Intuit Dome on January 18, the UFC's first PPV event of 2025.The main event will see Islam Makhachev defend the UFC lightweight title against Renato Moicano.

Arman Tsarukyan has been forced out of the main event at UFC 311, with Brazil's Renato Moicano stepping in to challenge Islam Makhachev on one day's notice.

LOS ANGELES – UFC 311 took an unexpected major turn Friday morning, with Arman Tsarukyan withdrawing from his lightweight title fight against Islam Makhachev. A new UFC 311 main event is now set as Renato Moicano will step in to challenge Makhachev (26-1 MMA, 15-1 UFC) for the belt.