The Seattle Mariners have been shopping starting pitcher Luis Castillo this winter. Are the San Francisco Giants a realistic ...

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

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

Reds shortstop prospect Edwin Arroyo missed all of last season after suffering a shoulder injury during spring training.

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 ...

The Seattle Mariners' 2025 roster needs more offense to compete for a postseason berth. Could Toronto Blue Jays shortstop Bo ...

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

The San Francisco Giants have made a few important moves this offseason. They signed Willy Adames to a seven-year, $182 million deal and also brought in Justin Verlander on a one-year, $15 million ...

There's also been plenty of chatter around the Mariners possibly trading starting pitcher Luis Castillo in order to free up ...

January and February is typically when teams sit back and wait for free agents and potential trade partners to get desperate.

Nets NRI deal from Seattle ...