Seattle Mariners: Breaking News, Rumors & Highlights

Mariners first baseman Josh Naylor has fully embraced the City of Seattle

Well, it's become pretty obvious by now that one of the Seattle Mariners' best recent moves was acquiring first baseman Josh Naylor from the Cleveland Guardians late last season.

Features

The Morning Bark

The Quiz of the Day

Seattle Mariners backup catcher battle: pick your pony

One of the things about having a more established team is there are fewer spring training roster battles. Backup catcher isn’t exactly the most glamorous

Seattle Mariners News / Last Word On Sports / February 22

Mariners Players Looking to Bounce Back in 2026

The Mariners enter 2026 with one of their deepest rosters in recent memory. In all departments, they look like a squad poised to back up their best season of the century.

Seattle Mariners News / Seattle Mariners on SI / February 22

Mariners Hall of Famer fields grounders with current players at Spring Training

It's still early, but Spring is already in the air for the Seattle Mariners. They have showcased a lot of talent at their Peoria, Arizona camp, as they prepare to defend their American League West Division championship.

Justin Verlander News / Yardbarker Quizzes

The 'Live-Ball Era strikeout leaders' quiz

How many of the 36 MLB pitchers with 2,500 or more strikeouts in the Live-Ball Era (since 1920) can you name in five minutes?

The 'Home run leaders by MLB team' quiz

The ''MLB: The Show' cover athletes' quiz

The 'Active 200-strikeout MLB seasons' quiz

MLB News / Seattle Mariners on SI / February 22

The Mariners are set to face the Cincinnati Reds in their first road game of the Spring

The Seattle Mariners will face the Cincinnati Reds in an MLB Spring Training game today (Saturday, February 22) at Goodyear Ballpark. It will be the first exhibition road game of 2026.

Athletics News / Yardbarker

25 MLB players that could be traded during the 2026 season

The 2026 MLB season is right around the corner, and it is never too early to start thinking about how it might unfold. Seemingly, every year, we have a decent handle on who should contend and who is likely to struggle, which makes looking ahead to the trade deadline inevitable.

Seattle Mariners News / Lookout Landing / February 22

Mariners News, 2/22/26: Miles Mastrobuoni, Jazz Chisholm Jr., and Bill Mazeroski

Happy Sunday everybody! Did anybody wake up for the gold medal hockey game this morning? As of compiling these links last night, I’m still uncertain if I’ll make it out of bed in time for the start.

Kade Anderson News / Seattle Mariners on SI / February 22

Mariners' first-round selection looks sensational in Spring Training side session

When the Seattle Mariners drafted lefthanded pitcher Kade Anderson in the first round of last year's Major League Baseball Draft, they already knew he would likely be on a fast track to The Show.

MLB News / Seattle Mariners on SI / February 21

The Mariners lose in their second Spring game of 2026, falling to the Giants, 10-5

In the course of a long season, no MLB team goes undefeated. And that's especially true in Spring Training, where the goal is more about evaluating talent as opposed to racking up victories.

Seattle Mariners News / Minor League Baseball on SI / February 21

Mariners' No. 5 Prospect Opens Eyes With Power Display in Spring Training Debut

Many Seattle Mariners fans are likely eager to see how their favorite team will build on their 2025 campaign, in which they came one win away from representing the American League in the World Series.

Seattle Mariners News / Lookout Landing / February 21

Emerson Hancock picks up 4 strikeouts in 2026 Spring Training debut

It’s all still here. The Mariners played their second game of Spring Training on Saturday, the first of 33 consecutive Saturday games in 2026. There was noticeably less excitement around the blogosphere for this matchup, the novelty of the new season already faded, laying bare the sloppy, non-competitive play of February baseball.

Miles Mastrobuoni News / Seattle Mariners on SI / February 21

Miles Mastrobuoni is making a major statement early in Mariners' Spring Training

Considered a long shot to make the Major League roster, Miles Mastrobuoni struck again, homering in the first inning against the San Francisco Giants on Saturday, as he tries to catch the eyes of the Seattle Mariners' coaching staff.

MLB News / Yardbarker

25 MLB players who have the most to prove in 2026

The new MLB season brings opportunities as players head into their walk years and try to rebound from subpar performances. These 25 players stand out heading into 2026.

Should Red Sox trade for former All-Star infielder?

Mariners getting needed bat in All-Star Brendon Donovan via three-team deal with Cardinals, Rays

Giants CEO calls Dodgers a 'dragon to slay'

Yankees' latest endeavor points to a Jasson Dominguez mistake waiting to happen

Top of Phillies' rotation is elite, but also comes with questions

Mitch Garver News / Last Word On Sports / February 21

Mariners Bringing Back Mitch Garver: How He Fits With This Year’s Roster

The Seattle Mariners have re-signed backup catcher Mitch Garver to a minor league contract worth $2.25 million. Provided he makes the 26-man Major League roster at any point in 2026, with an invite to spring training included.

Seattle Mariners News / Total Apex Sports / February 21

Can the Seattle Mariners Overcome Less Power and Still Win In 2026?

The Seattle Mariners are heading into Spring Training with a roster that looks oddly familiar—and that’s actually a good thing. After their deepest playoff run in franchise history last season, the M’s are bringing back most of the squad that got them there.

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

The 'Last 40-homer season by MLB team' quiz

The 'Most seasons played by NFL team' quiz

The 'TD-catch leaders by NFL team' quiz

The 'Receiving leaders by NFL season' quiz

Cal Raleigh News / Seattle Mariners on SI / February 21

With new ABS in place, Mariners catcher Cal Raleigh plans to test it out

As Spring training opened up, the fans got to see MLB featuring a few changes, most notable the use of the Automated Balls & Strikes (ABS) System. This alternative umpire will monitor pitches in the same way the game's arbiters have for over 150 years, but in a futuristic, 'Space Odyssey' kind of way.

Seattle Mariners News / Seattle Mariners on SI / February 21

MLB Analyst says the Mariners do four big things well in terms of personnel moves

These days, it seems like franchises in Major League Baseball view their player development in a series of steps: They find a solid prospect, make him a big-league star, and he bolts to another team as soon as he hits free agency.

Seattle Mariners News / MLB on ClutchPoints / February 21

The Mariners’ player with most to prove in spring training

There is a big hole in the Seattle Mariners’ history. They have been playing in the American League since 1977 and they have never won the American League pennant and have therefore never played in the World Series.

MLB News / Seattle Mariners on SI / February 21

Seattle Mariners will host San Francisco Giants in the second game of the Spring

After the Seattle Mariners dispatched the San Diego Padres, 7-4, in their Spring Training opener on Friday, there were plenty of things for the Emerald City faithful to talk about.

Seattle Mariners News / Seattle Mariners on SI / February 21

Mariners using 2025 ALCS heartbreak as motivation for a World Series run in 2026

The Seattle Mariners started things in Spring Training the right way, defeating the San Diego Padres in the exhibition opener, 7-4. Infielder Michael Arroyo, the M's number 5 prospect, hit a home run and a double to pace the squad, as they look to return to the postseason in 2026.

Michael Arroyo News / Seattle Mariners on SI / February 21

The spotlight belonged to Mariners prospect Michael Arroyo to start Spring Training

The Seattle Mariners opened up their Spring schedule with a win over the San Diego Padres on Friday, marking the first on-field action for the team since being eliminated in the 2025 American League Championship Series.

Seattle Mariners News / Athlon Sports / February 20

Cal Raleigh: 1-on-1 With the Seattle Mariners Superstar

[Editor's note: The following article comes from Athlon Sports' 2026 MLB Preview magazine, the most comprehensive MLB season primer on the market. Order your copy online now, or pick one up at newsstands and retail racks nationwide.] It’s mid-afternoon on a mid-November day, mere hours before that evening’s cocktail-attire MLB Awards show.

MLB News / EasySportz / February 19

Game Preview: Mariners, Padres Set For Spring Training Opener In Peoria

The Cactus League schedule kicks off Friday when the Seattle Mariners and the San Diego Padres meet in spring training action at 1:10 p.m. MST Friday, Feb.

Cal Raleigh News / MLB on ClutchPoints / February 18

Mariners bring back veteran catcher to back up Cal Raleigh

The Seattle Mariners addressed catcher depth Wednesday by bringing back a familiar face ahead of spring training. The Mariners agreed to a minor league deal with veteran catcher Mitch Garver, adding competition behind Cal Raleigh as camp opens in Peoria.

Seattle Mariners News / Last Word On Sports / February 16