Castillo battled through five laborious innings for the M's on Sunday against the Toronto Blue Jays, earning the win, but ...

In addition to the starting duo, the M's also have another Julio Rodríguez in the organization "We are duplicating names left ...

Austin Hays drove in four runs in his season debut, and the Cincinnati Reds beat Luis Castillo and the Seattle Mariners 8-4.

Will Luis Castillo be traded? An insider sheds light on the Seattle Mariners' stance on a Luis Castillo trade.

The Seattle Mariners reportedly turned down a recent trade offer for starting pitcher Luis Castillo. The following came from Bob Nightengale of USA Today in his ...

"I spent five years here, and being able to pitch here on that mound again was special," Castillo said Tuesday night.

SAN FRANCISCO — Mariners pitcher Luis Miguel Castillo had never met Mariners pitcher Luis Felipe Castillo until earlier this spring in Arizona. But Luis M. Castillo, the Mariners’ three-time ...

Let me start by making this abundantly clear. Luis Castillo of the Seattle Mariners still has good stuff. Even at the age of 32, Castillo still has good stuff - ...

Luis F. Castillo will be making his first major league start. The 30-year-old has three MLB relief appearances under his belt. Those came with the 2022 Tigers, for whom he tossed 3 2/3 scoreless ...