Sean O’Malley is relishing the opportunity to headline arguably the most unique event in UFC history at Sphere in Las Vegas, and he anticipates a dazzling performance against Merab Dvalishvili. After much anticipation and speculation, UFC CEO Dana White announced Friday that the main event of Noche UFC (also known as UFC 306) on Sept. 14 will see O’Malley (18-1 MMA, 10-1 UFC) put his bantamweight title on the line against streaking contender Dvalishvili (17-4 MMA, 10-2 UFC). White had previously revealed more than $17 million in costs have already been sunk into production for the event at the state-of-the-art Sphere venue, and has relentlessly promised it will be the “greatest live combat sports show” ever