Madrid Open: Mirra Andreeva vs Marta Kostyuk

This market refers to the tennis match between Mirra Andreeva and Marta Kostyuk in the Madrid Open, originally scheduled for May 1, 2026 at 4:00AM ET. This market will resolve to 'Mirra Andreeva' if Mirra Andreeva advances against Marta Kostyuk. This market will resolve to 'Marta Kostyuk' if Marta Kostyuk advances against Mirra Andreeva. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market wil