When the Mariners unveiled how they’d roll out their rotation for this weekend’s huge series vs. Houston to start the second ...

In this mock trade, the Mariners get their power bat, and the Diamondbacks get a pitching prospect in Perez (Mariners No. 21 prospect) who could be MLB-ready by next year, and another prospect in ...

Luis Castillo had his best outing of the season and rookie Ben Williamson drove in the game's only run as the Mariners eked ...

The Mariners signed Luis F. Castillo to a minor-league contract this winter after he spent the last two seasons pitching in the Japanese NPB with Chiba Lotte (2023) and Orix (2024), combining to ...

Then-Mariners catcher Curt Casali was still kicking himself for the changeup he’d asked his starting pitcher, Luis Castillo, to throw a couple of batters earlier.Castillo’s changeup has been ...

Luis Castillo of the Seattle Mariners reacts at the end of the sixth inning during Game 1 of an AL wild-card series against the Toronto Blue Jays at Rogers Centre Oct. 7, 2022, in Toronto.