Will Casey O'Neill win by KO or TKO?

This market will resolve to "Yes" if Casey O'Neill defeats Gabriella Fernandes at UFC Fight Night: Adesanya vs. Pyfer, scheduled for March 28, 2026, by KO or TKO, including referee stoppage, doctor stoppage, or corner stoppage. Otherwise, it will resolve to "No." If the fight ends in a draw or by disqualification (either fighter), it will resolve "No." If the bout is ruled a No Contest, not scored, canceled, or postponed beyond April 11, 2026, this market will resolve "50-50." The resolution source for this market will be official information from the UFC.