Seattle Mariners: Breaking News, Rumors & Highlights

Mariners’ JP Crawford, Bryce Miller among players to land on IL before Opening Day

The Seattle Mariners are making rapid adjustments as injuries to JP Crawford and Bryce Miller impact the Opening Day roster. These injured list decisions arrive just before the season begins, forcing immediate changes as the team prepares for its opener.

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Mariners place SS J.P. Crawford (shoulder) on IL to start season

The Seattle Mariners will open the season with shortstop J.P. Crawford on the 10-day injured list because of right shoulder inflammation. Crawford, 31, played in seven games this spring, batting .125 with a stolen base and three RBIs.

Seattle Mariners News / Lookout Landing / March 25

The Seattle Mariners announce their 2026 Opening Day roster

The Seattle Mariners have announced their 2026 Opening Day roster, with a few surprises compared to the spring’s outset. The M’s have been fairly fortunate with their health through Spring Training, but will see expected starting SS J.P.

Rafael Devers News / Yardbarker Quizzes

The 'Active MLB 3+ 30-homer seasons' quiz

How many of the active Major League Baseball players to hit 30 home runs in at least three different seasons can you name in five minutes?

The 'MLB 30/30 Club members' quiz

The 'Four-HR MLB games' quiz

The '2026 MLB managers' quiz

MLB News / Field Level Media / March 25

Mariners, Guardians return from playoff seasons to meet in opener

The Seattle Mariners will set sail on their 50th season Thursday. It is a voyage they hope will take them to the World Series for the first time and it begins with a visit from the Cleveland Guardians.

Athletics News / Yardbarker

One storyline to follow for every MLB team in 2026

As Spring Training opens for 2026, all 30 teams have high hopes and big questions. These are the storylines to follow for each team heading into Opening Day.

Red Sox to sign former Yankees relief pitcher ahead of Opening Day

MLB announces 80-game suspension for Johan Rojas

Mets star gets help from former teammate after clubhouse issues

Three comeback arms to watch in National League East

Five X factors in the AL Central

Seattle Mariners News / MLB Trade Rumors / March 25

Mariners Place J.P. Crawford On IL; Andrew Knizner Elects Free Agency

The Mariners announced their Opening Day roster, with a few moves of note. Shortstop J.P. Crawford will start the season on the 10-day injured list, retroactive to March 22nd, due to right shoulder inflammation.

Seattle Mariners News / Seattle Mariners on SI / March 25

Mariners Fans Are Getting Squeezed by a Bizarre Opening Day Watch Plan

Opening Day is supposed to be the easy one. Mariners fans should be worrying about Logan Gilbert, and whether Seattle can start a season with the kind of urgency that matches the expectations around this team.

George Kirby News / Seattle Mariners on SI / March 25

Mariners Could Finally Be Watching One Long-Anticipated Rotation Breakthrough

For as good as George Kirby has already been, it still feels like the bigger conversation around him has never really gone away. The Mariners have always believed he could be capable of becoming one of the truly dominant arms in the league.

MLB News / Yardbarker / March 25

Three teams most likely to prevent a Dodgers three-peat

MLB Opening Day is finally here and there will be a firm target on the back of the Los Angeles Dodgers. Here are three teams that could interrupt the Dodgers' quest for a three-peat.

Dodgers make a surprising move before Opening Day

2026 MLB predictions: Aaron Judge makes more history, surprise seller, World Series winner

The 'World Series single-game K leaders' quiz

MLB News / Lookout Landing / March 25

What to eat at T-Mobile Park in 2026

One of the most taxing editorial assignments every year is going to the Mariners food preview to try all the ballpark’s newest offerings. I know, I know, I am history’s greatest martyr.

Seattle Mariners News / Lookout Landing / March 25

Mariners News, 3/25/26: Cal Raleigh, Andrew McCutchen, and Kevin McGonigle

Good morning friends! The day is finally upon us: MLB Opening Day! The Yankees and Giants will kick off the 2026 season in a matchup broadcast on Netflix with first pitch at 5:05pm PT.

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.

Felnin Celesten News / Lookout Landing / March 24

Mariners Prospect Ratings: #8, Felnin Celesten

Following on the heels of Julio Rodríguez and Noelvi Marte, Felnin Celesten was supposed to be the Mariners’ next big international signing success story.

Seattle Mariners News / LWOSports.com / March 24

2026 Seattle Mariners O/U: Why the Mariners Will Hit the OVER

In 2025, the Seattle Mariners won the AL West for the first time in 24 years and are poised to make the postseason for a second-straight season, the first time they’ve done so since 2000 and 2001.

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

The 'Active MLB 3+ 30-homer seasons' quiz

The 'Receiving-record by NFL team' quiz

The 'Most 5-three-pointer NBA games' quiz

The 'NCAA basketball tournament mascots' quiz

Seattle Mariners News / LWOSports.com / March 24

2025 Seattle Mariners O/U: Why the Mariners Will Hit the OVER

In 2025, the Seattle Mariners won the AL West for the first time in 24 years and are poised to make the postseason for a second-straight season, the first time they’ve done so since 2000 and 2001.

Seattle Mariners News / Lookout Landing / March 24

Mariners News, 3/24/26: Bryce Miller, Pete Crow-Armstrong, and Spencer Strider

Happy Tuesday! The Mariners concluded this year’s Spring Training with a 3-10 loss to the San Diego Padres, but a solid outing from starter Luis Castillo was one of the game’s highlights.

Bryce Miller News / Seattle Mariners on SI / March 24

Mariners’ New Rotation Look May Be Temporary as Bryce Miller Eyes Quick Return

The Mariners may be opening the season with a different, but yet still familiar-looking rotation, but this still feels a lot more like a short-term adjustment than a big philosophical change.

Seattle Mariners News / NHANFL / March 24

Mariners Disaster Averted: Cal Raleigh and Randy Arozarena Kill WBC Beef Before Opening Day

PEORIA, Ariz. — The Seattle Mariners just dodged a massive bullet. The World Baseball Classic almost blew up their clubhouse before the 2026 season even started.

Luis Castillo News / Lookout Landing / March 23

Luis Castillo sharp in final game of spring training

The Mariners lost the final game of spring training to their complex-mates the Padres today, 10-3, but that is not important. Here’s what’s important: Luis Castillo strong in final appearance of spring Castillo went five innings and gave up just one run on four hits with five strikeouts.

Cal Raleigh News / Total Pro Sports / March 23

Randy Arozerana Issues Statement Before Opening Day Amid Cal Raleigh Beef

Tension was bubbling between Randy Arozarena and Cal Raleigh, not the kind you ignore, either, but the kind that sneaks into a clubhouse right before the lights come on.

Seattle Mariners News / Lookout Landing / March 23

Mariners News, 3/23/26: Mitch Garver, Luke Raley, and Cristopher Sanchez

Good morning! The Mariners secured a 4-2 win yesterday against the Chicago White Sox behind six dominant innings from Bryan Woo. He allowed one run on three hits with four strikeouts through 73 pitches.

Mitch Garver News / MLB Trade Rumors / March 22

Mariners To Add Mitch Garver To Opening Day Roster

The Mariners are adding Mitch Garver to their Opening Day roster as their backup catcher, according to a report from Ryan Divish of the Seattle Times. That seemingly leaves catcher Andrew Knizner without a spot on the club’s roster headed into the season.

Seattle Mariners News / Larry Brown Sports / March 22

Randy Arozarena and Cal Raleigh addressed their weird beef

Seattle Mariners teammates Randy Arozarena and Cal Raleigh have settled their strange World Baseball Classic beef. Arozarena issued a statement Saturday saying he apologized to Raleigh for comments he made after Raleigh refused to greet him prior to a plate appearance during the WBC.

Seattle Mariners News / Yardbarker / March 21

Randy Arozarena attempts to end controversy regarding Cal Raleigh

Randy Arozarena attempts to end any controversy regarding Cal Raleigh

Perhaps the weirdest storyline to emerge from the 2026 World Baseball Classic was the drama that surrounded Seattle Mariners teammates Randy Arozarena and Cal Raleigh.

Why the USA failed again to secure the WBC championship

How much blame does Mark DeRosa deserve for USA's WBC failure?

Nolan McLean nearly had Mets' Carlos Mendoza 'jumping off the couch' during WBC final

Venezuela's WBC title win over U.S. draws record ratings

Aaron Judge makes decision on playing in next WBC, 2028 Olympics

Seattle Mariners News / MLB Trade Rumors / March 21

Mariners Assign Colt Emerson To Minor League Camp

Top prospect Colt Emerson has been reassigned to minor league camp, the Mariners announced. The move likely ends the infielder’s bid for an Opening Day roster spot.

Seattle Mariners News / Athlon Sports / March 21

Mariners Announce Disappointing News at Spring Training

The Seattle Mariners future remains bright as the organization is positioned to contend in the American League for years to come. Not only has the team locked up most of its core players, catcher Cal Raleigh, center fielder Julio Rodriguez and first baseman Josh Naylor, but the farm system remains one of the best in MLB.

Seattle Mariners News / Last Word On Sports / March 19

Mariners Prospects That Stood Out This Spring

Spring Training is the time for prospects and fringe players to leave an impression. As Jerry Dipoto noted on Seattle Sports 710 Radio, while established

Seattle Mariners News / Just Baseball / March 16

Top Mariners Spring Training Storylines to Follow

After a long winter, the MLB offseason has finally come to an end. Between the ongoing World Baseball Classic and MLB spring training, baseball fans have had plenty to be excited about.