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 ...

Seattle Mariners All-Star Luis Castillo won't be the only player with his own name at spring training after a reported signing.

The Seattle Mariners starting pitching rotation was the benchmark for health and consistency in 2024. The staff was the only ...