Ken Rosenthal reported that Boston has inquired about trading for Luis Castillo and could sign Jack Flaherty. Read more on ...

The Mariners have an opportunity to use some of their excellent starting pitching depth to improve the offense but the team ...

Interest in Castillo increased significantly after the New York Yankees signed free-agent lefty Max Fried to an eight-year, ...

Seattle Mariners pitcher Luis Castillo is a hot commodity on the offseason trade market. Ken Rosenthal of The Athletic ...

As the MLB offseason continues, a Luis Castillo trade appears to be looming large as the Mariners look to improve their offense.

A little more than two weeks until 2025 begins, the Seattle Mariners are still working to improve their major league roster.

The Seattle Mariners have made big news this past week when inquiries on star pitcher Luis Castillo surfaced. Since the first report, calls about the once dominant ace have reportedly flooded in.

Luis Castillo is a possible trade candidate after posting a 3.64 ERA and striking out 175 batters with the Mariners in 2024 ...

Since arriving in Seattle, Castillo has recorded a 3.43 ERA and struck out opposing hitters at an impressive rate of 9.7 K/9. The right-hander's 2023 campaign was acknowledged with a fifth-place ...

The Boston Red Sox and Chicago Cubs have landed massive trades this winter. Could they look to land another one for Seattle ...

The Chicago Cubs had moved through the offseason before Friday without any major high profile deals, something that changed ...

The Cubs already added Matthew Boyd to their rotation this winter but remain interested in adding another prominent name (if ...