The Mariners fell one win short last season and need more offense but so far this off season they've added nobody ...

Castillo came up in the Arizona Diamondbacks system and signed with the Tigers as a minor-league free agent before the 2022 ...

Rylee Pay is set to be the new voice of the Tacoma Rainiers, replacing the longtime voice of the Seattle Mariners' minor ...

Seattle Mariners top prospect Colt Emerson explains how he gained added perspective from his first full pro season in 2024.

Nearly two weeks after declaring the Seattle Mariners 'one of the biggest losers' of the offseason, former MLB executive Jim ...

MLB.com's Mike Petriello discusses his in-depth article on the drastic affect the Seattle Mariners' home ballpark has on ...

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

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

Seattle Mariners starting pitcher Bryan Woo was recently listed as one of the 'breakout' candidates around baseball as spring ...

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 ...