Fastball
The San Diego Padres signed this ex-Seattle Mariners farmhand, continuing his journeyman trend.
Jackson Roberts|

Latest News

News

An insider links the Mariners to a promising young Japanese slugger as Seattle explores high-impact hitting options in international and MLB markets.
Curt Bishop|
What could the Seattle Mariners do to boost the second-base position now that Jorge Polanco is gone?
Jackson Roberts|
The Mariners have made their latest signing official, adding depth at catcher as roster moves continue to take shape.
Curt Bishop|
The San Francisco Giants reportedly signed a disappointing Seattle Mariners pitcher to a minor-league contract on Tuesday.
Jackson Roberts|
The Seattle Mariners likely didn't make an attempt to re-sign Caleb Ferguson, but on Tuesday, the lefty landed with a new team.
Jackson Roberts|
The Mariners are reportedly maintaining interest in a reunion with a 3-time All-Star as the offseason unfolds. Here’s what it could mean.
Curt Bishop|
The Mariners are projected to lose a two-time All-Star to the Pirates, potentially reshaping Seattle’s roster plans this offseason.
Curt Bishop|
Which blockbuster trade path could the Seattle Mariners choose to take -- Brendan Donovan or Ketel Marte?
Jackson Roberts|

Schedules

The Phillies are expected to move on from a bad contract this winter.
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History

The Mariners made a key trade at the deadline got a lot out of their acquisition. Letting him walk in free agency would be a mistake.

Minors

The Jake Bird trade hasn't gone as planned for the New York Yankees, considering the former Colorado Rockies reliever was just optioned to Triple-A.

Fantasy

Shota Imanaga has allowed just two earned runs across 18.1 innings during the 2025 season. On Wednesday, he faces a Texas Rangers team with an American League-most eight wins.

Podcasts

Right-handed pitcher Cade Horton has a 1.24 ERA in 29 innings with the Triple-A Iowa Cubs this season. Fastball On SI columnist Jack Ankony shared his thoughts on the move in Friday's episode of The Payoff Pitch podcast.

Injuries

The two-time All-Star will have an interesting market after returning from his injury in 2025.

Betting

If the Phillies lose him, here are two teams that should be all in on him.

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We are under 100 days until Opening Day—97, to be exact—and MLB’s offseason still has plenty of dominoes yet to fall. Over half of SI’s 50 best free agents rema
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Every team has an area they need to improve on their holiday shopping list. 
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Bichette, a longtime shortstop, is reportedly open to a position change.
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Two-time Cy Young winner Tarik Skubal is among the many names rumored to be on the trading block.
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With the winter meetings officially behind us, Major League Baseball’s rumor mill continues to heat up. A number of contenders are doing all they can to fortify
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