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 ...

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 ...

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 ...

The Seattle Mariners are going to rely on their vaunted starting rotation once again in 2025. And luckily for them, veteran Luis Castillo is still a part of that rotation. Though he ended up ...

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.

Seattle Mariners pitcher Luis Castillo was at the center of offseason trade rumors this offseason. Nonetheless, the hurler didn’t let that put a damper on his winter break. “I didn’t have ...

If the Seattle Mariners end up opting to trade away Luis Castillo, the Baltimore Orioles could be the perfect landing spot.

According to a report from Susan Slusser of the San Francisco Chronicle, the San Francisco Giants tried to acquire Seattle Mariners starting pitcher Luis Castillo this offseason. The following ...