Mauthausen: Matthew William Donald vs Nicolas Mejia

This market refers to the tennis match between Matthew William Donald and Nicolas Mejia in the Mauthausen, originally scheduled for April 28, 2026 at 4:00AM ET. This market will resolve to 'Matthew William Donald' if Matthew William Donald advances against Nicolas Mejia. This market will resolve to 'Nicolas Mejia' if Nicolas Mejia advances against Matthew William Donald. 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