The Mariners reassigned Castillo to minor-league camp Monday. After spending the past two seasons in Japan's Nippon Professional Baseball, Castillo returned stateside over the winter, joining the ...

The Seattle Mariners have reached an agreement with another pitcher named Luis Castillo, and the most astonishing part is that he's also Dominican, just like the current ace of their starting ...

I know it's just a three-inning sample in spring training, but after watching him pitch against the Cleveland Guardians on Monday, I do think it's fair to have ...

The Mariners will once again be looking to Castillo to serve as a workhorse at the top of the rotation after he made at least 30 starts in both of his first two full seasons in Seattle.

Luis Castillo finds true happiness ... Beyond the contract, Castillo felt more secure in his situation when Jerry Dipoto, the Mariners president of baseball operations, told the media that trading ...