This market will resolve to "Casey O'Neill" if Casey O'Neill is officially declared the winner of the fight against Eduarda Moura at UFC 331: Van vs. Pantoja 2, scheduled for September 19, 2026. It will resolve to "Eduarda Moura" if Eduarda Moura is officially declared the winner. If the fight is declared a draw or technical draw, ruled a No Contest, not scored, canceled, or postponed beyond October 3, 2026, this market will resolve "50-50." The resolution source for this market will be official information from the UFC.