Blas Castano

The Mariners optioned Blas Castano to Triple-A Tacoma.

Fantasy Impact

Castano allowed three runs over three innings in long relief on Wednesday. Casey Lawrence was called back up as the corresponding move.

The Mariners selected the contract of Blas Castano.

Fantasy Impact

Castano signed with the Mariners organization back in 2023. He figures to hold a middle relief role in the Mariners bullpen.

The Mariners optioned Castano to Triple-A Tacoma on Friday, per team reports.

Fantasy Impact

Castano, 26, joined the 40-man roster in November but struggled this spring—five runs (four earned) in two innings—after a 5.13 ERA and 1.41 WHIP with Tacoma in 2024. He’ll need sharper numbers for a Seattle rotation shot. Fantasy managers in dynasty leagues can watch this righty; he’s a step away for now.