Miles Mastrobuoni
Seattle Mariners
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Sent back to Triple-A
3BSeattle Mariners  AAA
August 18, 2025
The Mariners optioned Mastrobuoni to Triple-A Tacoma on Monday.
Analysis
Mastrobuoni was designated as the Mariners' 27th man for Sunday's 7-3 loss to the Mets in the Little League Classic in Williamsport, Pa. and did not appear in the contest. He's heading back to Tacoma as the Mariners return to a standard 26-man active roster ahead of Monday's series opener in Philadelphia.