Detroit Tigers vs Seattle Mariners is a Major League Baseball regular-season game pitting the AL Central Detroit Tigers against the AL West Seattle Mariners at T-Mobile Park in downtown Seattle. The Mariners host the matchup at their retractable-roof home ballpark, providing a central venue for fans and a typical showcase of American League competition during the MLB 2026 season. The game contributes to each club’s league standings and offers fans a chance to see everyday roster players and pitching matchups in person.