UFC Fight Night: Rębecki vs. Duncan

This is a polymarket on whether Mateusz Rębecki or Chris Duncan will win their bout at UFC Fight Night, scheduled for August 2, 2025. This market will resolve to "Rębecki" if Mateusz Rębecki is declared the winner. This market will resolve to "Duncan" if Chris Duncan is declared the winner. If the fight is declared a draw, or if for any reason the bout is not scored, postponed after August 16, 2025, or canceled, this market will resolve 50–50. The primary resolution source will be ESPN. A consensus of credible reporting may also be used.