Troy Taylor was thought to be one of the solutions in the bullpen for Seattle, but he's headed back to Triple-A Tacoma.

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

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

Castillo struggled against the Cincinnati Reds, going just 4.1 innings and giving up six earned runs. Unfortunately, this ...

According to a report from Bob Nightengale of USA Today, the M's were offered a young infielder for Castillo, but said no.

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

Servais appeared on the "Foul Territory" TV program on Thursday, and despite what's been floated around on social media, he ...

The Mariners have reportedly made pitcher Luis Castillo "off limits" in trade talks. "One club who offered a young infielder ...

Seattle Mariners starting pitcher Luis Castillo surfaced in MLB rumors this winter when the clubs fielded inquiries on the ...

Castillo (1-2) yielded six runs on seven hits and four walks over 4.1 innings Tuesday, striking out three and taking a loss against the Reds.

The Seattle Mariners are in the middle of their best stretch of baseball this year. They're 7-2 in their last nine games and have won or swept three series in a ...

Former MLB Pitcher turned Mariners broadcaster Ryan Rowland-Smith joins Michael Bumpus & Stacy Rost to discuss the current M's road trip following a SIX home ru ...