The Mariners are cornering the market on right-handed pitchers named Luis Castillo. Seattle reached a Minor League deal with 29-year-old Luis Felipe Castillo on Tuesday, a source told MLB.com’s Mark ...

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

The Seattle Mariners have signed another pitcher named Luis Castillo, and the most amazing part? He's also Dominican!

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 recent of those years. Older fans may point to the second baseman—also a ...

Per a report from MLB Network insider Jon Heyman, the Mariners signed right-handed pitcher Luis F. Castillo to a minor league deal with a non-roster Spring Training invitation attached.

There's been a lot of chatter surrounding whether or not the Seattle Mariners will trade a starting pitcher in recent days. And most of that speculation has involved veteran hurler Luis Castillo.

However, Clutch Points' Jordan Llanes proposed a "dream" idea that would ship Luisangel Acuña to the Seattle Mariners for Luis Castillo. "Center fielder Julio Rodriguez had a sophomore slump but ...

SEATTLE MARINERS — Agreed to terms with RHPs Neftalí Feliz, Luis F. Castillo and Shintaro Fujinami on minor league contracts. TAMPA BAY RAYS — Agreed to terms with RHP Jonathan Hernandez on a ...