As the trade rumors surrounding him began intensifying at the Winter Meetings, Luis Castillo was so far off the grid that he ...

Logan Gilbert retired the first eight batters he faced in his second spring outing, but the Mariners gave up five runs in the ...

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

With an assortment of riches within their starting rotation, the Mariners believe that any one of their five arms would be ...

The Detroit Tigers start a new three-game series against the Seattle Mariners with Keider Montero on the mound for a 9:40 p.m ...

The Mariners listened to trade offers this offseason for starting pitcher Luis Castillo. Here's what the veteran thought about the rumors.

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 tha ...

The Seattle Mariners have seven of baseball's top prospects. Getting a couple to the big-league club would help in 2025 — ...

According to a report from Susan Slusser of the San Francisco Chronicle, the San Francisco Giants tried to acquire Seattle Mariners starting pitcher Luis Castil ...

Castillo (hamstring) tossed a bullpen session Monday, Ryan Divish of The Seattle Times reports. Castillo finished last season on the injured list after sustaining a Grade 2 left hamstring strain ...

The Giants were among the teams that engaged the Mariners earlier in the offseason in trade talks regrading Luis Castillo, ...