who do mariners play next

The Seattle Mariners will play their next game against the Toronto Blue Jays on Sunday, October 12, 2025. This game is the first of the American League Championship Series (ALCS) and will take place at Rogers Centre in Toronto at 8:03 p.m. ET. The series will continue with Game 2 also in Toronto on October 13, followed by Games 3 and 4 at T-Mobile Park in Seattle on October 15 and 16, respectively, with more games possible after that depending on the series outcome.