Seattle Mariners: Breaking News, Rumors & Highlights

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.

Features

The Morning Bark

The Quiz of the Day

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 / Field Level Media / March 22

Randy Arozarena apologizes to Cal Raleigh for WBC spat

Randy Arozarena said he apologized to Cal Raleigh following his comments toward his Seattle Mariners teammate earlier this month at the World Baseball Classic.

Eugenio Suarez News / Yardbarker Quizzes

The 'Active 40-homer MLB seasons' quiz

There are 24 active MLB players with at least one 40-home run season under their belt. How many of those players can you name in five minutes?

The 'Last 30-HR season by MLB team' quiz

The '50-HR, .300 average MLB seasons' quiz

The 'Last 200-K pitcher by MLB team' quiz

Cole Young News / Seattle Mariners on SI / March 22

Cole Young’s Spring Explosion Just Shifted Mariners’ Second Base Conversation

There was a point earlier this spring when the Mariners’ second base battle still felt open enough for real debate. Cole Young wasn’t exactly running away

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

MLB News / Lookout Landing / March 22

Cubs maul Mariners, but everyone stays cool in 7-1 loss

If there was much to be seen in tonight’s game, it came early. Ironically, in a match up that was moved to the night time so as to mitigate the record heat wave scorching nearly the entire American West, the only things of major consequence came while the sun was still up.

Seattle Mariners News / Seattle Mariners on SI / March 21

Mariners’ Spring Roster Decision Just Delivered A Tough Blow To Surging Young Talent

This one was always going to sting a little, even if it was easy enough to see coming. The Mariners officially reassigned Colt Emerson to minor league camp, and while that doesn’t qualify as some shocking spring twist, it still lands like a letdown because of how well he handled himself in camp.

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.

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 / 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.

Ryan Sloan News / Seattle Mariners on SI / March 21

The Mariners May Be Watching A Massive Pitching Breakout Unfold

There are spring training performances, and then there are the kind that make you stop what you’re doing and start wondering whether the timeline just changed.

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

The 'NCAA basketball tournament mascots' quiz

The 'Oldest 30-point game by NBA team' quiz

The 'Active 100-catch NFL seasons' quiz

The 'Active multi-TD-catch NFL games' quiz

Seattle Mariners News / Seattle Mariners on SI / March 21

Seattle Mariners Earn Daring World Series Call In New MLB Prediction

For a fan base that has spent years being told to wait its turn, this is the kind of prediction that hits differently. Because national outlets usually stop just short of going all the way with Seattle.

Seattle Mariners News / Lookout Landing / March 20

Ryan Sloan shines in Mariners Spring Breakout Game; Yorger Bautista shows off big power

The Mariners prospects lost their Spring Breakout game today to the top-ranked farm, the Brewers prospects, 7-3. Offensively, the Mariners prospects did rack up some hits, but squandered run-scoring opportunities and failed to come through with clutch RBIs, outside of Lazaro Montes, who went 3-for-3 and drove in two of the Mariners’ three runs.

Bryan Woo News / Seattle Mariners on SI / March 20

Seattle Mariners’ Opening Day Decision Hints at Smart Bryan Woo Protection

Logan Gilbert getting the Opening Day assignment is the kind of decision that can look a little strange if you only glance at the 2025 numbers and move on.

Seattle Mariners News / Lookout Landing / March 20

Mariners News, 3/20/26: Logan Gilbert, Emerson Hancock, and Trey Yesavage

Good morning and happy Friday, everyone! The Mariners triumphed in yesterday’s spring training ballgame against the A’s by a 6-4 final. We inch ever closer to Opening Day, with the Mariners kicking things off on Thursday against the Guardians.

Dylan Moore News / Seattle Mariners on SI / March 20

Former Mariners Fan Favorite Dylan Moore May Be Headed For Free Agency

Dylan Moore may not be in Seattle anymore, but Mariners fans still have a reason to pay attention here. According to WIll Sammon of The Athletic, the veteran utility man has triggered the opt-out clause in his minor league deal with the Phillies, leaving Philadelphia with 48 hours to add him to the 40-man roster or let him become a free agent.

Seattle Mariners News / Last Word On Sports / March 19