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

The Mariners' roster is effectively set with the return of Jorge Polanco. Here's what it means for Seattle's infield mix.

The San Francisco Giants starting rotation took a brutal hit at the end of November when two-time Cy Young Award winner Blake ...

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

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

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

The Orioles are barreling toward spring training with most of their offseason checklist satisfied, but Mike Elias says he’s ...

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

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

Most of the Seattle Mariners offseason has been focused around fans and media members lamenting the team's financial ...

The Seattle Mariners starting pitching rotation will report to Spring Training on Feb. 12 with high expectations after an incredible 2024. The Mariners rotation ...

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 ...