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 ...

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 recent of those years. Older fans may point to the second baseman—also a ...

Nets NRI deal from Seattle ...

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

The initial plan for this analysis was to offer an update on potential moves or signings that the Mariners might make as the ...

The Diamondbacks still haven't replaced Pederson, who had a .923 OPS against righties in 2024. And while Naylor can reproduce Walker's power, he isn't on the same level as the three-time Gold Glover ...

The Mariners are still in the market for infield improvements, but with a limited budget and few teams willing to trade MLB ...

Here's what our experts think could still go down between now and spring training, from free agency to off-field drama.

With pitchers and catchers due to start reporting to spring training camps in a little over two weeks, perhaps it's long past time for some ...

The New York Mets have already made the biggest move of the offseason by signing Juan Soto to a 15-year, $765 million deal.