Zuffa Boxing 9: Wallin vs. Sirenko (Heavyweight, Prelims)

This market will resolve to "Wallin" if Otto Wallin is officially declared the winner of the fight against Vladyslav Sirenko at Zuffa Boxing 9: Berlanga vs. Butler, scheduled for July 26, 2026. It will resolve to "Sirenko" if Vladyslav Sirenko 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 August 9, 2026, this market will resolve "50-50." The resolution source for this market will be official information from https://www.ufc.com/.