Mariners MiLB Preview 2025: The Tacoma Rainiers

As the regular season approaches, so too is it time for the minor league season to start up. The Mariners have one of the best farm systems in baseball, and following the minor-league games is both exciting and often a welcome balm when the big-league club is frustrating. Check in on Mondays, the MiLB off-day, for our weekly minor-league roundup to track all your favorite prospects. To get you ready for the MiLB season, as we do every year, we’ll be previewing each affiliate, going over the schedule, coaching staff, and projected rosters. We’ll be starting at the top, with the Triple-A Tacoma Rainiers, who also get an earlier start than the rest of the minor leagues; the lid-lifter for the league is this Friday, March 28.

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