In lieu of the Arizona Fall League and the traditional minor league season, MLB clubs are scrambling to find ways to get their prospects safe game reps and encourage development beyond the weight room. The result, for the Mariners, is an adjusted version of the Fall League and winter instructional league, and they released their full roster today.
Seattle’s prospects will play at the club’s spring training complex, logically squaring off against their facility-mates, the Padres, as well as another shared complex duo in the nearby Rangers and Royals at their Surprise, AZ park.