Seattle Mariners: Breaking News, Rumors & Highlights

Ken Griffey Jr.'s Iconic Nike Sneakers Return This Week

Seattle Mariners legend Ken Griffey's silky smooth swing and backwards hat helped develop an entire generation of baseball fans in the 1990s. Even better, Griffey's iconic Nike sneakers have withstood the test of time.

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The Quiz of the Day

Mariners rumors: The snag in Seattle’s Jorge Polanco reunion talks amid Pirates interest

After making a run to the American League Championship Series, the Seattle Mariners are looking to bring Jorge Polanco back into the mix. However, their talks with the now free agent have hit a snag.

Eugenio Suarez News / Yardbarker / December 9

Eugenio Suarez a good backup option for BoSox despite red flags

Eugenio Suarez would be a fine consolation prize for Red Sox despite red flags

The Boston Red Sox have a significant hole in the lineup at third base.

Angels acquire INF Vaughn Grissom from Red Sox

MLB Winter Meetings takeaways: NL powers add while Red Sox hope for Wilyer Abreu boost

25 MLB players on the brink of stardom in 2026

The 'Most home runs by a switch hitter' quiz

Harry Ford News / Inside The Diamonds / December 9

Backup Catcher Options for the Seattle Mariners After Ford Trade

Prior to the start of the MLB Winter Meetings, the Seattle Mariners traded away catcher Harry Ford, who was projected to be the backup catcher behind Cal Raleigh heading into 2026.

MLB News / Yardbarker Quizzes

The 'AL and NL MVPs since 2000' quiz

How many of the AL and NL MVPs since the 2000 MLB season can you name in six minutes?

The 'MLB all-time RBI leaders' quiz

The 'Recent MLB World Series managers' quiz

The 'Multiple MLB 30/30 seasons' quiz

Jorge Polanco News / Fastball on SI / December 9

Insider's Latest Jorge Polanco Update Bodes Well For Mariners

The Seattle Mariners had a season to remember in 2025, winning 90 games and an American League West title while also making a run to the ALCS for the first time since 2001.

Athletics News / Yardbarker

25 MLB players on the brink of stardom in 2026

The stars were out in full force during the 2025 World Series. From Max Scherzer in Toronto to Freddie Freeman, Mookie Betts, and of course, Shohei Ohtani, in Los Angeles, there was no shortage of the game's best under the brightest lights.

MLB News / Fastball on SI / December 9

Mariners Reportedly Eyeing Cardinals’ 2.07 ERA Bullpen Standout

The Seattle Mariners look like a team that is ready to contend again in 2026 on paper. But they aren't done yet. Seattle has had a solid offseason to this point.

Jorge Polanco News / Fastball on SI / December 9

Mariners Get Eye-Opening Jorge Polanco Update From MLB Insider

The Seattle Mariners' stated offseason goal is to keep the band together as much as possible, and Jorge Polanco was a key part of their sound this year.

Luis Castillo News / MLB Trade Rumors / December 8

Mariners' trade stance on Luis Castillo revealed

The Seattle Mariners were willing to listen to offers for Luis Castillo at this time last year, but the right-hander ultimately remained with Seattle. The club doesn’t intend to shop Castillo during this year’s winter meetings, reports Adam Jude of the Seattle Times.

MLB News / Fastball on SI / December 8

Mariners Predicted To Lose 2-Time All-Star To Angels

The Seattle Mariners already have re-signed one of their big trade deadline additions. But what about the other one? Josh Naylor is locked in with Seattle on a shiny, new five-year deal.

MLB News / Fastball on SI / December 8

Mariners Reportedly Showing Interest in Diamondbacks’ 3-Time All-Star

The Seattle Mariners have been productive so far this offseason. They already re-signed Josh Naylor to a five-year, $92.5 million contract. But they still need more offense.

Seattle Mariners News / Lookout Landing / December 8

Mariners Announce 2026 Coaching Staff

The Seattle Mariners recently announced their 2026 coaching staff. The staff experienced relatively little turnover from 2025 to 2026, with only the notable departures of Kristopher Negrón to join the Pittsburgh Pirates staff, Tony Arnerich to the Guardians, and the return of Louis Boyd to player development as assistant director.

MLB News / Yardbarker

The 25 greatest pitching seasons from the modern MLB era

America's favorite pastime has more memorable performances than any sport. As such, figuring out which pitchers had the best seasons ever is no easy task.

Seattle Mariners News / Lookout Landing / December 8

The 50 greatest Mariners left fielders, as chosen by Zach

2026 represents the Mariners’ 50th season, and we’re starting to see some Top 50 lists in connection with the season-long celebration. The team is even holding a live vote for the 50 “greatest” Mariners that you can go participate in right now.

Harry Ford News / Fastball on SI / December 8

Why Mariners Cut Ties With Top Prospect Harry Ford, Per Insider

The Seattle Mariners' trade with the Washington Nationals on Saturday drew stronger reactions than a typical deal to acquire a relief pitcher. To land Jose A.

Click here to get Yardbarker's Quiz of the Day emailed to you!

The 'AL and NL MVPs since 2000' quiz

The '2K-scrimmage-yard NFL seasons' quiz

The 'SEC football champions since 1992' quiz

The 'Receiving leaders by NFL team' quiz

Randy Arozarena News / Fastball on SI / December 7

Mariners Insider Has Randy Arozarena Update Ahead Of Winter Meetings

It's not a topic that's been boiling on the stove, but the idea of the Seattle Mariners trading Randy Arozarena this offseason is at least worth entertaining.

San Diego Padres News / Yardbarker / December 7

Three potential landing spots if Padres trade Jake Cronenworth

Trading Cronenworth would cut payroll, which can then be put back into the team on the mound.

Five MLB teams that are one move away from contending

Five GMs on the hot seat entering the 2026 MLB season

25 MLB prospects who will make an impact in 2026

The 'A.L. and N.L. strikeout leaders' quiz

Mitch Garver News / MLB Trade Rumors / December 6

Mariners open to reunion with Mitch Garver

The Seattle Mariners traded catcher Harry Ford to the Nationals earlier on Saturday as part of a deal for lefty reliever Jose A. Ferrer. In the wake of that move, the club is open to a reunion with free agent Mitch Garver, according to Adam Jude of the Seattle Times.

Harry Ford News / Field Level Media / December 6

Nationals trade LHP Jose A. Ferrer to Mariners for C Harry Ford

The Washington Nationals traded left-handed pitcher Jose A. Ferrer to the Seattle Mariners in exchange for catcher Harry Ford and right-hander Isaac Lyon, the teams announced on Saturday.

MLB News / Yardbarker / December 6

Mariners trade prospect Harry Ford for surprising return

Mariners trade top catching prospect Harry Ford for surprising return

Catching prospect Harry Ford is blocked at the major league level in the Seattle Mariners organization. As the Mariners are looking to improve the roster for a deep playoff run, Ford was expected to be on the trade block. That trade happened on Saturday.

Mariners first baseman Josh Naylor wins 2025 Tip O’Neill Award

Mariners 2025-2026 offseason wishlist

Nationals 2025-2026 offseason wishlist

25 MLB prospects who will make an impact in 2026

The 'Most home runs by a switch hitter' quiz

Seattle Mariners News / MLB on ClutchPoints / December 6

Mariners urged to sign Munetaka Murakami in free agency

The Seattle Mariners won the AL West for the first time in 24 years but the season ultimately ended in disappointment. The Mariners lost the ALCS to the Toronto Blue Jays in a heartbreaking Game 7.

Seattle Mariners News / Total Apex Sports / December 5

Cadillac Wayne Taylor Racing Aims for Improved Performance in 2026 Campaign

Let’s cut to the chase. The back half of the 2025 IMSA season was a Cadillac showcase. The Whelen No. 31, with Jack Aitken behind the wheel, was a beast, ripping off two straight wins to close the season and cementing Aitken as the runner-up in the GTP standings.

MLB News / Seattle Mariners on SI / December 5

Josh Naylor honored in his native country for his 2025 season

Seattle Mariners first baseman Josh Naylor was honored with the 2025 James Tip O'Neill award for outstanding Canadian baseball achievement, the team announced on Thursday.

Seattle Mariners News / Seattle Mariners on SI / December 5

The Seattle Mariners could fill two starting spots with a spectacular St. Louis trade

With the Hot Stove League's flames beginning to get higher, every team in MLB is re-shuffling the deck for the upcoming season. Between free agency and trade talk at the upcoming winter meetings, general managers have a wish list for the holiday season.