The Mariners’ deadline shopping list was already narrow enough. Finding a right-handed bat in the 2026 trade market wasn’t going to be an easy task. Two of Seattle’s cleanest fits have effectively been taken off the market with the Aug. 3 trade deadline closing in. Casey Schmitt Checked Nearly Every Mariners Trade Deadline BoxSchmitt was slashing .271/.301/.483 with a .784 OPS and a career-high 21 home runs through 98 games. Cincinnati hopes rest will help him avoid season-ending surgery, but that timetable runs straight through the trade deadline.