The Mariners are cornering the market on right-handed pitchers named Luis Castillo. Seattle reached a Minor League deal with ...

The Mariners signed former Tigers right-hander Luis F. Castillo to a minor league contract and spring invite. Read more at ...

Most will defer to the Seattle Mariners pitcher—an All-Star in 2019, 2022 and 2023, and a Cy Young-caliber hurler in the most ...

TAMPA BAY RAYS — Agreed to terms with RHPs Jonathan Hernandez, Garrett Acton, Joey Gerber, Joey Krehbiel, LHP Jake Brentz, INF Coco Montes and OF Eloy Jiménez on minor league contracts.

The Mariners' roster is effectively set with the return of Jorge Polanco. Here's what it means for Seattle's infield mix.