Seattle Mariners: Breaking News, Rumors & Highlights

Luis Arraez could be a solid solution at second base for Seattle

With the Seattle Mariners currently in the hunt for a new second baseman, and Padres free agent Luis Arraez currently on the market, why haven't we heard more about the three-time batting champion being their next acquisition?

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The Quiz of the Day

Mariners Might Retain $66 Million Free Agent Slugger After All

The Seattle Mariners are in a bit of a tough spot this offseason. After adding to the roster in a big way at the trade deadline, they fell short of the World Series title.

MLB News / Fastball on SI / January 22

Mariners Sign World Series Champion Pitcher After Braves Exit

The Seattle Mariners are hoping 2026 is the year they finally bring home a World Series trophy, and it couldn't hurt to have someone with experience in that field along for the ride.

Julio Rodriguez News / Athlon Sports / January 22

MLB Makes Julio Rodriguez Announcement

The Seattle Mariners took a major step forward as a franchise in 2025, coming just one win short of their first-ever World Series appearance. Although the season ended in heartbreak, optimism remains high in Seattle, with the club’s core locked into team-friendly deals that provide stability for years to come.

MLB News / Yardbarker Quizzes

The 'MLB active RBI leaders' quiz

Can you name the active hitters with the most runs-batted-in in their career?

The 'MLB teammates to hit 30 HRs in 2017' quiz

The 'World Series walk-off home runs' quiz

The 'Active MLB doubles leaders' quiz

MLB News / Fastball on SI / January 22

Latest Report on Cardinals All-Star Bodes Well for Mariners

The Seattle Mariners have had a relatively quiet offseason thus far. Their only major move was re-signing Josh Naylor to a five-year, $92.5 million contract.

MLB News / Yardbarker

The 20 most significant MLB Rule 5 draftees

The Rule 5 draft, held annually at the winter meetings in December, never garners much fanfare, but it has been known to yield some noteworthy transactions.

Seattle Mariners News / Seattle Mariners on SI / January 22

Is 2026 the year that Mariners prospect Johnny Farmelo breaks through?

After a few years of hype, it's time to see what Johnny Farmelo can do. The Seattle Mariners' young outfield prospect has a tremendous upside, but his development has been slowed in his first few seasons of professional baseball.

Troy Taylor News / Lookout Landing / January 22

40 in 40: Troy Taylor and the Great Perhaps

In John Green’s 2005 novel Looking for Alaska, the main character Miles is obsessed with famous people’s last words, and especially those of the 16th century

Seattle Mariners News / Seattle Mariners on SI / January 22

4 Seattle Mariners prospects named to Baseball America's Top 100 list

Baseball America released its first top 100 prospects list for the 2026 season on Wednesday, and it featured four young Seattle Mariners on the ledger.

MLB News / Total Pro Sports / January 22

MLB Rumors: Latest Landing Spots For Eugenio Suarez After Cody Bellinger’s Signing

The top MLB free agents are gone after Kyle Tucker and Cody Bellinger finally found a home. While Tucker’s signing was shocking to everyone, Bellinger’s reunion with the Yankees was pretty evident.

MLB News / Seattle Mariners on SI / January 22

The Seattle Mariners sign Washington Nationals infielder J.T. Arruda

It was made official earlier this week that the Seattle Mariners had signed Washington Nationals infielder J.T. Arruda to a minor-league contract on Jan.

Seattle Mariners News / Last Word On Sports / January 21

Can the Mariners Afford to Repeat Their 2025 Offseason Approach?

All has been quiet in the Pacific Northwest. After early moves to re-sign Josh Naylor and trade for José Ferrer, the Seattle Mariners have settled into an offseason that has been far less aggressive than many fans expected following an ALCS berth.

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.

Felix Hernandez News / Seattle Mariners on SI / January 21

Mariners legend Felix Hernandez gets closer to Cooperstown, but no call yet

To say Felix Hernandez is the greatest pitcher in the history of the Seattle Mariners franchise would be a bit of an understatement. As the team's all-time leader in wins, strikeouts, innings pitched, and shutouts, he is already a member of the Mariners Hall of Fame.

Seattle Mariners News / Fastball on SI / January 21

Mariners Sign 28-Year-Old Second Baseman Away From Nationals

The Seattle Mariners' infield is already guaranteed to look a bit different in 2026 than it did during their playoff run. Seattle bid farewell to second baseman Jorge Polanco in free agency, and the same could happen once third baseman Eugenio Suárez inks his next deal.

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The 'Last 100-catch season by team' quiz

The '2025 NFL first-team All-Pro' quiz

The 'Last three-passing-TD playoff game' quiz

The 'NFL playoff rushing-TD record' quiz

Seattle Mariners News / Fastball on SI / January 21

Mariners 'Open' To Reuniting With 12-Year Veteran Slugger

The Seattle Mariners are coming off a 90-72 season and American League West title and are positioned for another big year in 2026. Seattle hasn't given out a nine-figure deal in free agency like the Los Angeles Dodgers or Toronto Blue Jays, although it did come close with Josh Naylor's five-year, $92.5 million pact.

Logan Evans News / Lookout Landing / January 21

40 in 40: Logan Evans turns two

Logan Evans’ future depends on two numbers from his rookie season: .529 OPS allowed on the first turn through a lineup in a game (fifth best in MLB) 1.022 OPS allowed on the second turn through a lineup in a game (worst in MLB) That .493 difference was the largest such split in 2025 and one of the 20 largest splits in MLB history.

Seattle Mariners News / Lookout Landing / January 21

Mariners Announce 2026 Minor League Coaching Staffs

The Mariners announced their minor league coaching staffs for the upcoming season this week. While these aren’t names the average fan will be able to rattle

Seattle Mariners News / Seattle Mariners on SI / January 20

MLB Writer issues Seattle Mariners' mid-winter grade as offseason rolls on

For the Seattle Mariners, the 2025-26 offseason has been a bit unpredictable. They have had some success, mostly by re-signing free agent first baseman Josh Naylor to a multi-year return.

Andres Munoz News / Seattle Mariners on SI / January 20

Mariners closer Andres Munoz should be set for a career year in 2026

It's hard to be much better than Seattle Mariners closer Andres Munoz was in 2025. As the top pitcher in the M's bullpen, he was dominant, helping to lead the team to an AL West title and the doorstep of their first World Series ever.

Bryce Miller News / Field Level Media / January 20

Mariners avoid arbitration with RHP Bryce Miller

The Seattle Mariners avoided going to arbitration with right-hander Bryce Miller by reaching an agreement on a 2026 contract with a club option for 2027, the team announced Tuesday.

Samad Taylor News / MLB Trade Rumors / January 15

Mariners Designate Samad Taylor For Assignment

The Mariners designated utilityman Samad Taylor for assignment. That creates a 40-man roster spot for reliever Yosver Zulueta, whose previously reported acquisition from Cincinnati is official.

MLB News / Yardbarker / January 14

Team USA adds more pitching depth to roster, but still lacks a closer

Team USA has all the makings of having a dynamic offense heading into the World Baseball Classic.

Which MLB ballparks could use a change in dimensions?

Every MLB player with double-digit Gold Gloves

The 'Multiple MLB 30/30 seasons' quiz

MLB News / Yardbarker / January 14

Which MLB ballparks could use a change in dimensions?

Each team's park should be different from one another while simultaneously aiming to keep a neutral playing ground.

Rob Manfred: MLB Has Discussed Shortening Schedule & Adding In-Season Tournament

MLB To Celebrate America’s Semiquincentennial Throughout 2026 Season

25 current MLB players who will end up in the Hall of Very Good

The 'MLB Home Run Derby champions' quiz

Seattle Mariners News / Field Level Media / January 8

Reports: Mariners make deals with Randy Arozarena, George Kirby

The Seattle Mariners avoided arbitration with a pair of players Thursday, reaching one-year agreements with outfielder Randy Arozarena and right-handed starting pitcher George Kirby, according to multiple reports.