The Blue Jays, Rays, Marlins, Mets, Indians, Cubs, Royals, White Sox, Twins, Cardinals, Diamondbacks, Mariners, Padres, Dodgers, and Giants all win, making it the first time in the live ball era that every contest is won by the home team in a full slate of games. The unique occurrence became a reality when the last two completed games end in extra innings, with the host clubs enjoying a walk-off victory.

On August 11, 2015 — The Blue Jays, Rays, Marlins, Mets, Indians, Cubs, Royals, White Sox, Twins, Cardinals, Diamondbacks, Mariners, Padres, Dodgers, and Giants all win, making it the first time in the live ball era that every contest is won by the home team in a full slate of games. The unique occurrence became a reality when the last two completed games end in extra innings, with the host clubs enjoying a walk-off victory.The most wins by home teams without a loss until now had been an 11-0 record, accomplished six times, most recently on September 16, 1989.