Fight Night: King III vs Rosas — Jessie Rosas

Kalshi — primary rule

If Jessie Rosas wins the King III vs Rosas professional MMA fight originally scheduled for Sep 12, 2026, then the market resolves to Yes.

Polymarket — resolution criteria

This market will resolve to "Jessie Rosas" if Jessie Rosas is officially declared the winner of the fight against Sean King at Noche UFC: Silva vs. Delgado, scheduled for September 12, 2026. It will resolve to "Sean King" if Sean King 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 September 26, 2026, this market will resolve "50-50." The resolution source for this market will be official information from the UFC.