Castillo, 32, had a 3.64 ERA in 30 starts last season, striking out 175 batters in 175 1/3 innings. There's some concern ...

Former Seattle Mariners infielder Adam Frazier has signed a one-year deal with the Pittsburgh Pirates, according to Mark ...

The Seattle Mariners' 2025 roster needs more offense to compete for a postseason berth. Could Toronto Blue Jays shortstop Bo ...

Former Toronto Blue Jays pitchers Tim Mayza, Ryan Borucki and Jesse Chavez each signed deals with new clubs as Spring Training nears.

Ryan Borucki has a new home. If I had a nickel for every time a former Toronto Blue Jays left-handed reliever signed with the ...

The Mariners have been known for their robust pitching development, including current big league rotation members Logan ...

According to a news release sent out by the team, the Mariners claimed right-handed relief pitcher Hagen Danner off waivers from the Toronto Blue Jays. The addition leaves Seattle with 39 players ...

Could the Seattle Mariners pull off the stunner of the Major League Baseball offseason?It's well-documented that the Mariners ...

Stop me if you've heard this one before, but the Toronto Blue Jays have missed on a high-profile free agent. The latest rendition of this common refrain in Cana ...

As the MLB offseason gets deeper, the potential destinations for free agent first baseman Pete Alonso continue to dwindle.

The Toronto Blue Jays officially lost interesting pitching prospect Hagen Danner on Wednesday, as he was claimed by the Seattle Mariners off waivers. The 26-year-old California native was drafted ...