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

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

The Seattle Mariners have a little over a week until pitchers and catchers report to spring training in Peoria, Ariz. And ...

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

Luis Castillo’s name has swirled in trade rumors for much of the offseason, as Castillo is far and away the priciest member ...

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

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

With spring training drawing near, the Mariners are less likely to trade righty Luis Castillo than they were earlier this ...