UFC 318: Costa vs. Kopylov

This is a market on whether Paulo Costa vs. Roman Kopylov will win their bout at UFC 318: Holloway vs Poirier 3, scheduled for July 19, 2025. If Paulo Costa is declared the winner of this bout, this market will resolve to "Costa". If Roman Kopylov is declared the winner of this bout, this market will resolve to "Kopylov". If this fight is declared a draw, or if for any reason the match is not scored, postponed after August 1, 2025, or canceled, this market will resolve 50-50. The primary resolution source will be ESPN; however, a consensus of credible reporting may be used.