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

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

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

The Seattle Mariners are giving their No. 6 starting pitcher another shot in the major leagues in a critical rubber match ...

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

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

The injured Mariners starter and 2023 All-Star is scheduled to throw a live bullpen when the team returns home to T-Mobile ...

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

We're sure that Seattle Mariners catcher Cal Raleigh could make a solid NFL player. After all, he's tough, and he's built ...

Fresh off their fourth consecutive series win, the Seattle Mariners will open up a new series with the Boston Red Sox on Tuesday afternoon at Fenway Park. The M ...

Raleigh is now credited with another hit against the Cincinnati Reds last week, upping his batting average and RBI total.

The Mariners won their fourth consecutive series in arguably their most chaotic three-game stretch of the year.