Seattle Mariners vs. Houston Astros: O/U 8.5

In the upcoming MLB game, scheduled for September 19 at 8:10 PM ET: This market will resolve to "Over" if the Seattle Mariners and Houston Astros combine to score 9 or more runs in this game. If the combined total is less than 9, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50. To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game. This market will resolve according to the official final score published on MLB.com regardless of the number of innings completed.