Arnaldi vs. Altmaier: Set 1 Games O/U 10.5

This market refers to the tennis match between Matteo Arnaldi and Daniel Altmaier in the Brisbane International, scheduled for January 5 2026. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official ATP results.