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

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

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

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

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

Seattle is looking to upgrade its lineup, but is not currently interested in trading from its vaunted rotation to do so. Read ...

Get Mariners vs Blue Jays baseball betting preview, spread and over/under insights for their matchup on April 20.

The Mariners lost to the Toronto Blue Jays on Friday night, but Tellez's tank off Bowden Francis stands out as the highlight ...

Raleigh, who won the American League Platinum Glove Award last season, is out to a roaring start this year, blasting six home ...

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

First baseman Rowdy Tellez is one reason why the visiting Seattle Mariners are in a position to win their three-game series with the Toronto Blue Jays on Sunday afternoon.

Guerrero hit a ball more than 120 MPH off the bat on Friday night but Williamson snared it, showing what has made him such a ...