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 ...

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

The acquisition of Luis Castillo, who had been acquired in a mid ... also dominated the Toronto Blue Jays in Game 1 of the wild card series, setting the tone for the two-game sweep.

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