Seattle Mariners: Breaking News, Rumors & Highlights

Highly-skilled Mariners infield prospect looks set to break out in 2026

For a few years now, we've been hearing about how highly the Seattle Mariners regard second base prospect Cole Young. The team's first-round selection (21st overall) in the 2022 Major League Baseball Draft, he certainly had all the tools to believe in him and his ability.

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Seattle Mariners fall to the Los Angeles Dodgers, 3-0, at Camelback Ranch

The Seattle Mariners visited Camelback Ranch in Glendale for Cactus League action against the defending World Series Champions, the Los Angeles Dodgers.

Cole Young News / Lookout Landing / February 23

Cole Young looks sharp on defense in Mariners 3-0 loss to Dodgers in Spring Training

Well, that was more spring baseball. The Mariners fourth Spring Training game on Monday was more of the same: weak at bats, sloppy play, and a bunch of names so unremarkable they didn’t even bother printing them on the jerseys.

Seattle Mariners News / Seattle Mariners on SI / February 23

Mariners will hit the road to face the defending World Series Champions

The Seattle Mariners will play the Dodgers on Monday in Glendale, Arizona, in LA's first home game of the Spring at Camelback Ranch. First pitch is scheduled for 12:05 Pacific Time.

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?

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Seattle Mariners News / Total Pro Sports / February 23

Seattle Mariners 2026 Projected Lineup: Batting Order, Rotation & More

The Seattle Mariners enjoyed a highly successful 2025 campaign, undoubtedly one of the most memorable in the history of the franchise. However, they are still pursuing the maiden World Series crown for their loyal fanbase.

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.

Jerry Dipoto News / Seattle Mariners on SI / February 23

Jerry Dipoto explains why the Mariners' top prospect is so special

For most teams, drafting a teenage prospect and fully developing them takes years of patience and diligince. It's typically a huge jump from the open ballparks of high school to the confines of a Major League stadium.

Seattle Mariners News / Seattle Mariners on SI / February 22

The Seattle Mariners' new lefty reliever should be a valuable addition for 2026

In last year's postseason, the Seattle Mariners often found themselves shorthanded against lefthanded pitching, and it ultimately helped lead to their downfall against the Toronto Blue Jays in the American League Championship Series.

Seattle Mariners News / Seattle Mariners on SI / February 22

Mariners take out Reds in 14-8 Spring Training blowout

The Seattle Mariners flexed their offensive might on Sunday at Goodyear Ballpark, crushing the Reds, 14-8, on Cincinnati's home turf. The win now moves their Spring Training record to 2-1 over the first weekend of exhibition contests, with their only loss so far coming at the hands of the San Francisco Giants.

Seattle Mariners News / Lookout Landing / February 22

Mariners rise to the challenge in comeback victory against Reds

If you turned this game off in the second inning, that’d be understandable. Maybe you are one of the many people who woke up incredibly early to watch the US men’s hockey team gold medal match against Canada.

Josh Naylor News / Seattle Mariners on SI / February 22

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.

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.

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

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.

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.

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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.

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.

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.

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

Mariners Spring Training: Camp Storylines and Prospects to Watch

Seattle Mariners spring training camp is already underway, with pitchers and catchers reporting last week and live batting practices beginning. With a

Seattle Mariners News / Minor League Baseball on SI / February 16

Top Mariners Pitching Prospect Dazzles Early in Spring Training

The Seattle Mariners are already known for having one of the best starting pitching staffs in professional baseball heading into the 2026 season. But that rotation could get even more dangerous relatively soon, at least based on some early spring training videos of the team's top pitching prospect.

Jesse Hahn News / MLB Trade Rumors / February 14

Blue Jays Sign Jesse Hahn To Minors Deal

The Blue Jays announced that right-hander Jesse Hahn has been signed to a minor league contract. The deal includes an invitation for Hahn to attend Toronto’s big league Spring Training camp.