UFC 320 brings championship action to Las Vegas on October 4, 2025, as bantamweight champion Merab Dvalishvili attempts his third title defense against challenger Cory Sandhagen. Initial betting lines opened with Dvalishvili at -335 and Sandhagen at +275, but the champion’s odds have moved to -400 while Sandhagen now sits at +300. His defeats came against Aljamain Sterling (who became champion), T.J. Dillashaw (former champion), Petr Yan (former champion and interim champion), and Umar Nurmagomedov. Since September 2018, he has remained undefeated with victories over former champions including José Aldo, Petr Yan, Henry Cejudo, and twice over Sean O’Malley. His cardio and pace have become legendary, with his 49 takedown attempts against Petr Yan setting a single-fight UFC record.