Seattle Mariners: Breaking News, Rumors & Highlights

Mariners Sign Ex-Red Sox Fan Favorite For Specialist Role

The Seattle Mariners' offense just got a lot better against left-handed pitching. It didn't seem possible that the Mariners would be done searching for impact bats once Jorge Polanco signed with the New York Mets, and on Monday, we learned that Seattle had a wise plan to replace the switch-hitting Polanco's impact from the right side of the plate.

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Mariners will re-focus on their pursuit of free agent third baseman Eugenio Suarez

With a couple of vacancies on infeld, the Mariners have begun to run out ofoptions when it comes to third base. After pursuing multiple trades and Japanese free agent, Munetuka Murakami (who signed with the White Sox this week), it looks like they may be circling back to a familiar face.

Justin Hollander News / Last Word On Sports / December 22

Mariners Rumors: Suárez Return Gaining Momentum After Justin Hollander Comments

Following comments from Seattle Mariners General Manager Justin Hollander saying there is “certainly a chance” of a return, Seattle’s interest in re-signing Eugenio Suárez has come back into focus.

Eugenio Suarez News / Seattle Mariners on SI / December 21

Mariners miss out on Munetaka Murakami

With Eugenio Suarez still on the free agent market and their third base situation up in the air, the Seattle Mariners were in discussions to bring two-time Japan League MVP Munetaka Murakami to the Emerald City.

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The 'Active MLB home run leaders' quiz

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Seattle Mariners News / MLB Trade Rumors / December 21

Mariners Remain Interested In Re-Signing Eugenio Suarez

Of the Mariners’ three primary position-player free agents, Josh Naylor returned to the team on a five-year, $92.5MM contract, and Jorge Polanco headed

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.

Bryan Woo News / Seattle Mariners on SI / December 21

Mariners Ace Bryan Woo will look to rebound after late-season injury struggles in 2025

It was a tale of two seasons for Seattle Mariners starter Bryan Woo in 2025. The 25-year-old right-hander experienced the thrill of establishing a new high in victories while dealing with the agony of injuries that limited his availability in the postseason.

Seattle Mariners News / Seattle Mariners on SI / December 21

Two lethal lefties should give the Mariners' bullpen a major edge in 2026

As the Mariners became caught up in the free agent carousel of this offseason, the club also made a trade that could have a major impact on the club's success in 2026.

Brennen Davis News / MLB Trade Rumors / December 20

Mariners Sign Brennen Davis To Minor League Deal

The Yankees have signed outfielder Brennen Davis to a minor league deal, as reported by Aram Leighton of Just Baseball. The deal includes an invite to MLB Spring Training.

MLB News / Fastball on SI / December 20

Mariners Insider Drops Cryptic Update On Potential Cardinals Trade

Figuring out where the Seattle Mariners stand in their quest for a second baseman is somewhat challenging at the midway point of the offseason. Whether he was going to stick at second base long-term or not, it was clear that the Mariners had their sights set on a reunion with Jorge Polanco above all else.

Colt Emerson News / Seattle Mariners on SI / December 20

Colt Emerson's eventual Mariners debut is already stirring excitement, interest

Ever since being drafted 22nd overall in the 2023 MLB Draft, it seems as if the Mariners' top prospect has been on a fast track to the Major Leagues. And for 20-year-old Colt Emerson, a prep hero from Ohio, has seemingly gone from high school to high expectations in short order.

Seattle Mariners News / The Spun / December 20

Beloved Former Seattle Mariners Pitcher Has Died At 61

The MLB community learned Saturday that a former first-round pick and longtime pitcher passed away at the age of 61. Mike Campbell reportedly died this past Monday at his home in Kirkland, Washington.

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 / Seattle Mariners on SI / December 20

Justin Hollander and Jerry Dipoto have formed a Dynamic Duo in Mariners' front office

As the Mariners continue to shop the Hot Stove League for players who will eventually make up the 2026 roster, the franchise is in good hands with two of the better minds in the game today.

Jazz Chisholm News / Seattle Mariners on SI / December 19

Could the Mariners Trade for Yankees' outfielder Jazz Chisholm in Blockbuster Deal?

As the Seattle Mariners continue to spin the wheel to make a deal this off-season, they have a hole in their lineup following the departure of free agent second baseman Jorge Polanco to the Mets.

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Cal Raleigh News / Seattle Mariners on SI / December 19

Mariners star Cal Raleigh receives Sports Illustrated Breakout Player Award

Seattle Mariners catcher Cal Raleigh, this season's runner-up for the American League Most Valuable Award, has been named the Sports Illustrated Breakout Star of the Year Award winner for 2025.

Seattle Mariners News / Fastball on SI / December 19

Mariners' $72 Million Slugger Projected To Bolt For Deal With NL Club

The Seattle Mariners took the baseball world by storm at the trade deadline when they swung a pair of trades with the Arizona Diamondbacks to acquire sluggers Josh Naylor and Eugenio Suárez.

Seattle Mariners News / MLB on ClutchPoints / December 19

1 blockbuster move Mariners must make after MLB Winter Meetings

The‍‌‍‍‌‍‌‍‍‌ Seattle Mariners need a new infield asset and Brendan Donovan of the St. Louis Cardinals is the go-to guy. The Mariners are in urgent need of a batter who can bring in runs and offer lineup stability after a very gloomy postseason.

MLB News / Fastball on SI / December 19

Mariners Again Linked To Diamondbacks 3-Time All-Star In Trade Rumors

The Seattle Mariners have been on the rise lately. They made it to the ALCS for the first time since 2001 and came to within one win of the World Series.

MLB News / Fastball on SI / December 18

Mariners Lose 27-Year-Old Free Agent Backstop To Padres

Catching depth matters a lot in Major League Baseball, even to the team with the best backstop in the game. Following Cal Raleigh's incredible season that saw him earn a second-place nod in Most Valuable Player voting, the Seattle Mariners have had a surprising amount of offseason transactions centered around the catching position.