As the trade rumors surrounding him began intensifying at the Winter Meetings, Luis Castillo was so far off the grid that he didn’t hear about them immediately.

It's early, but the Mariners are encouraged by their first steps under new manager Dan Wilson. Here are a few early takeaways ...

The Mariners have had the most productive rotation in MLB the past two years, and they’re all back: Gilbert, Luis Castillo, ...

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 ...

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 ...

Now, I don't want to sound fatalistic: I'm not saying that Castillo is all of a sudden going to bottom out for the Seattle Mariners. He's still going to be good, and he'll have games where he ...

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.