The Seattle Mariners bullpen has been arguably the most volatile unit on the team through the first 17 games of 2025. The ...

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

In the wake of recent injuries to Victor Robles and Ryan Bliss, the Mariners are reportedly seeing if there are deals to be ...

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

The Seattle Mariners bullpen has been one of the most volatile units on the team in 2025 in terms of transactions. Right-handed relievers Troy Taylor and Matt B ...

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

Woo would immediately slot into a Red Sox pitching staff filled with injuries. Bryan Bello, Lucas Giolito, Kutter Crawford, ...

We take a look around baseball to see how players from the 2023 and 2024 Seattle Mariners rosters are doing with their new teams.

The Mariners are again looking around the infield market after a series of injuries has thinned their roster. Read more at ...

Rodriguez hit .302 at the plate with 25 home runs, 82 RBI, and 29 stolen bases over the final 111 games of the 2023 season ...

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