Estoril Open: Roman Andres Burruchaga vs Alexander Blockx Match O/U 21.5

Event Rules

This market refers to the tennis match between Roman Andres Burruchaga and Alexander Blockx in the Estoril Open, originally scheduled for July 24, 2026 at 6:00AM ET. This market will resolve to 'Roman Andres Burruchaga' if Roman Andres Burruchaga advances against Alexander Blockx. This market will resolve to 'Alexander Blockx' if Alexander Blockx advances against Roman Andres Burruchaga. 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 will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.