Sergey Spivak
Známé tituly
- UFC Fight Night 267: Strickland vs. Hernandez (2026)
- UFC Fight Night 285: Hernandez vs. Rodrigues (2026)
- UFC 311: Makhachev vs. Moicano (2025)
- UFC on ESPN 25: Korean Zombie vs Ige (2021)
- UFC Fight Night 169: Benavidez vs. Figueiredo (2020)
- UFC 316: Dvalishvili vs. O'Malley 2 (2025)
- UFC Fight Night 191: Brunson vs. Till (2021)
- UFC on ESPN 40: Santos vs. Hill (2022)
- UFC 243: Whittaker vs. Adesanya (2019)
- UFC Fight Night 218: Lewis vs. Spivac (2023)
- UFC Fight Night 151: Iaquinta vs. Cowboy (2019)
- UFC 272: Covington vs. Masvidal (2022)
- UFC Fight Night 185: Blaydes vs. Lewis (2021)
- UFC on ESPN 61: Tybura vs. Spivac 2 (2024)
- UFC Fight Night 172: Figueiredo vs. Benavidez 2 (2020)
- UFC Fight Night 226: Gane vs. Spivak (2023)