Seattle Mariners: Breaking News, Rumors & Highlights

Carlos Vargas News / Lookout Landing / December 29

40 in 40: Carlos Vargas, tough stuff

Carlos Vargas probably isn’t the worst reliever in baseball. Vargas threw 77 innings for the Mariners in 2025. It was eighth most by any reliever in MLB.

Seattle Mariners News / Seattle Mariners on SI / December 29

ESPN's Buster Olney says Seattle has faith in Cole Young at second base

While the Mariners have been scrambling to set up their infield, one young player is highly thought of in the organization and considered to be the second baseman of the future.

MLB News / Fastball on SI / December 29

Mariners Lose 27-Year-Old Southpaw To Phillies In Free Agency

Sometimes, the offseason carousel spins too quickly to catch all the transactions in the moment, especially at the minor-league level. It's been a winter of heavy turnover for the Seattle Mariners, who saw 29 players elect minor-league free agency in November.

Kyle Schwarber News / Yardbarker Quizzes

The 'Active MLB home run leaders' quiz

How many of the most prolific power hitters in baseball today can you name in 5 minutes?

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Seattle Mariners News / Fastball on SI / December 29

Mariners Could Reunite With Eugenio Suárez Under One Condition: Insider

The Seattle Mariners have had a lot less buzz than a casual observer might expect in regards to a new contract for third baseman Eugenio Suárez. Suárez, the two-time All-Star, hit 49 home runs this year, by far the most of any remaining free agent.

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.

Phillies star 1B Bryce Harper takes a swipe at president Dave Dombrowski

Mets' continued pursuit of Bo Bichette, Alex Bregman faces one major obstacle

LF Tyler Soderstrom agrees to record contract extension with Athletics

25 MLB stars you probably didn't realize began their career with another team

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Eugenio Suarez News / Seattle Mariners on SI / December 29

MLB Writer says the Mariners will sign Japanese Superstar to replace Eugenio Suarez

With Eugenio Suárez sitting in free agency limbo, the Mariners need to make a move to find a successor. While their own veteran free agent seems like the club's best option, Seattle president Jerry Dipoto and general manager Justin Hollander have basically been sitting on their hands, waiting for Suarez to put pen to paper.

Ben Williamson News / Seattle Mariners on SI / December 28

Mariners insider says that Ben Williamson can fill the third base position in 2026

During the Mariners' amazing run to the 2025 postseason, promising prospect Ben Williamson ended up making the jump to the big leagues to start at third base.

Seattle Mariners News / Fastball on SI / December 28

Is A Eugenio Suárez Reunion The Right Move For The Mariners?

The Seattle Mariners have had a mixed bag of an offseason thus far. While they were able to keep Josh Naylor for the next five years, they lost Jorge Polanco to the New York Mets.

Seattle Mariners News / Seattle Mariners on SI / December 26

Mariners Minor League coach departs for MLB position

The Seattle system suffered a shock earlier this week when a prominent member of their Triple-A team decided to depart for the East Coast. Mariners utility player turned Tacoma Rainiers coach Shawn O’Malley is moving to the Washington Nationals, joining the MLB staff as an assistant hitting instructor.

Josh Naylor News / Seattle Mariners on SI / December 26

Since re-signing Josh Naylor, Mariners' front office has been put in a tough position

With three big free agents on their infield, the Seattle Mariners knew they would have to put in some serious work to hold on to key players in their infield.

Seattle Mariners News / Fastball on SI / December 26

Mariners Could Target Former All-Star As Potential Offensive Upgrade

The Seattle Mariners have had a mixed bag of an offseason thus far. They managed to keep Josh Naylor around for the next five years, but also lost Jorge Polanco to the New York Mets.

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.

Colt Emerson News / Fastball on SI / December 26

Where Mariners Stand On Trading For Star Infielder, Calling Up Colt Emerson

The Seattle Mariners have some interesting long-term decisions to make when building this year's roster. After missing out on re-signing Jorge Polanco, who jumped to the New York Mets in free agency, the Mariners have been closely tied to a pair of big-name trade candidates: St.

Seattle Mariners News / Fastball on SI / December 26

Mariners Surprisingly Tabbed 'Perfect Fit' For Familiar Two-Time All-Star

The Seattle Mariners professed at the beginning of the offseason that they wanted to bring back as many of their own free agents as possible, but it always felt like lip service to Eugenio Suárez.

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Eugenio Suarez News / Seattle Mariners on SI / December 26

MLB Writer says re-signing Eugenio Suarez is the 'perfect fit' for the Mariners

A prominent baseball writer believes the Seattle Mariners should stick with one of their 2025 position players at one of the key spots in the infield.

Seattle Mariners News / Seattle Mariners on SI / December 26

Acquiring a future Hall of Famer could be the Mariners' next move

As the Seattle Mariners work to find a solution at both second and third base, the team has been unexpectedly looking into a trade that has been the best at his position for a generation now.

Rob Refsnyder News / Seattle Mariners on SI / December 24

Mariners Insider says after signing Refsnyder, Seattle still has another move to make

The Seattle Mariners have another move to make, according to prominent press pundit Jon Morosi. As the analyst recently stated on Seattle Sports' Wyman & Bob podcast.

Colt Emerson News / Fastball on SI / December 24

Mariners President Makes Colt Emerson Statement Ahead Of Roster Battle

The Seattle Mariners would have plenty of reason to be excited about the new year regardless, but the arrival of infield prospect Colt Emerson puts that excitement over the top.

Seattle Mariners News / Seattle Mariners on SI / December 24

Seattle's 'small moves' should pay big dividends in 2026

The Mariners have yet to make a huge splash this offseason, but some of Seattle's newest veteran additions will be the difference down the stretch. Instead of making a gigantic trade or signing, Seattle's general manager, Justin Hollander, has been adding depth, but with an eye towards matchups and scenarios the club stumbled into in 2025.

Rob Refsnyder News / Seattle Mariners on SI / December 23