Sergey Spivak

UFC 311: Makhachev vs. Moicano

UFC 316: Dvalishvili vs. O'Malley 2

UFC on ESPN 40: Santos vs. Hill

UFC on ESPN 25: Korean Zombie vs Ige

UFC Fight Night 267: Strickland vs. Hernandez

UFC Fight Night 191: Brunson vs. Till

UFC Fight Night 169: Benavidez vs. Figueiredo

UFC 243: Whittaker vs. Adesanya

UFC Fight Night 218: Lewis vs. Spivac

UFC Fight Night 185: Blaydes vs. Lewis

UFC Fight Night 226: Gane vs. Spivak

UFC 272: Covington vs. Masvidal

UFC Fight Night 172: Figueiredo vs. Benavidez 2

UFC Fight Night 151: Iaquinta vs. Cowboy

UFC on ESPN 61: Tybura vs. Spivac 2