A graph shared on social media highlighted the consistency of the Seattle Mariners multi-time All-Star hurler.

The Seattle Mariners have a little over a week until pitchers and catchers report to spring training ... it looked like ...

With how great the starting pitching landscape is in MLB, plenty of excellent names only narrowly missed out on our Top 25 list for 2025.

The Mariners signed Castillo ... Not to be confused with the other Castillo of the same name, this Castillo spent the previous two seasons in Japan pitching for the Chiba Lotte Marines and then ...

Ask baseball fans, as a thought exercise, to describe who they think of when they hear the name "Luis Castillo." Most will defer to the Seattle Mariners pitcher—an All-Star in 2019, 2022 and ...

Throughout the winter, the Mariners fielded multiple trade offers for veteran right-hander Luis Castillo that Jerry Dipoto ...

Luis Castillo’s name has swirled in trade rumors for much of the offseason, as Castillo is far and away the priciest member of the Mariners’ rotation, Seattle has at least been more open to ...

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

Luis Castillo’s name has swirled in trade rumors for much of the offseason, as since Castillo is far and away the priciest member of the Mariners’ rotation, Seattle has at least been more open ...

The Seattle Mariners starting pitching rotation was the benchmark for health and consistency in 2024. The staff was the only one that had four pitchers start 30 or more games. Logan Gilbert joined ...