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

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 ...

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

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 ...

With the owner unwilling to spend adequate money on free agency, the front office has approached the possibility of trading Luis Castillo. A few of the teams who made initial offers have since ...

Seattle considered multiple trade offers for veteran starter Luis Castillo this offseason. Here's why Jerry Dipoto and the ...

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 ...

Detroit, Washington, and more) still searching for a long-term solution at third base," wrote Miller. "Perhaps Baty to Seattle in a deal centered on Luis Castillo, increasing NYM's Opening Day ...