Seattle Mariners: Breaking News, Rumors & Highlights

Mariners reinstate RHP Matt Brash from injured list

The Seattle Mariners reinstated right-hander Matt Brash from the injured list and optioned left-hander Robinson Ortiz to Triple-A Tacoma on Wednesday. Brash, 28, landed on the 15-day IL on May 1 with inflammation in his right lat.

Features

The Morning Bark

The Quiz of the Day

Mariners Draft Profile: RHP Tegan Kuhns

There are very few pitchers in the 2026 MLB draft that are better than Tegan Kuhns. Kuhns, the Friday night starter and staff ace of the Tennessee Volunteers, hails from Gettysburg, Pennsylvania and has a shot to be one of the better starting pitching prospects from this class.

Seattle Mariners News / Seattle Mariners on SI / May 20

Mariners’ Long-Term Core Puts Uncomfortable Pressure on Seattle’s Future

The Seattle Mariners are running out of reasons to keep treating the future like it lives somewhere off in the distance. That is the uncomfortable part of having a real core.

James Wood News / Yardbarker Quizzes

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

How many of the players to hit at least 30 home runs in a season for each MLB franchise most recently can you name in six minutes?

The '50-HR MLB seasons' quiz

The 'Multiple 130-RBI MLB seasons' quiz

The 'MLB perfect games' quiz

MLB News / Lookout Landing / May 20

Mariners make everyone sad, lose to White Sox 2-1

After the high of last night’s win, the vibes went right back to terrible today despite the presence of hundreds of shirtless fans in the upper deck providing energy into an otherwise sleepy Tuesday, cheering on the dual start of Bryce Miller and Luis Castillo.

MLB News / Yardbarker

The 25 greatest rookie seasons in MLB history

Not every all-timer has instant success at the next level. For many baseball players, it takes a few bumps in the road out of the gate before they ever reach stardom.

Cole Young News / Seattle Mariners on SI / May 19

Mariners’ Insurance Policy Behind Cole Young Is off to a Brutal Start at Tacoma

Cole Young has done enough on both sides of the ball to make second base feel like one of the calmer parts of the Mariners’ roster. The question is what happens behind him.

Seattle Mariners News / Lookout Landing / May 19

What moves should the Mariners make while Cal Raleigh is on IL?

Until last night’s win over the White Sox featuring Colt Emerson’s first MLB hit and home run, the vibes were pretty bad in Mariners-ville. And that was before Cal Raleigh hit the Injured List.

Seattle Mariners News / Lookout Landing / May 19

Checking in on the Top Mariner Prospects

Now nearly two months into the minor league season, the Mariners have had plenty of young farmhands show off their immense talent across the minor leagues.

MLB News / Field Level Media / May 19

Mariners shake up rotation vs. White Sox, send Luis Castillo to bullpen

Luis Castillo hasn't pitched out of the bullpen in a regular-season game in his 10-year career. That's likely to change Tuesday night, when the Seattle Mariners plan to "piggyback" starter Bryce Miller and Castillo in the second game of a three-game series against the visiting Chicago White Sox.

MLB News / Yardbarker

Which 20 players have hit four home runs in an MLB game?

The only two things rarer in modern-day baseball than the four-homer game is the Triple Crown and the unassisted triple play. The former is, of course, done over an entire season, while there's a large level of lucky in the unassisted triple play.

Colt Emerson News / Yardbarker / May 19

Mariners rookie makes history with dramatic first career HR

Mariners rookie Colt Emerson makes history with dramatic first career HR

Emerson, whom the Mariners selected in the first round of the 2023 MLB Draft, now provides Seattle with another piece for both the present and the future.

Mariners to promote top prospect Colt Emerson

The 'Most home runs by a switch hitter' quiz

Brendan Donovan News / Seattle Mariners on SI / May 19

Brendan Donovan’s Return Leaves Mariners with a Loaded Roster Decision Ahead

Brendan Donovan is back on the injured list, and the Mariners’ roster suddenly has two stories happening at once. The first is obvious. Seattle needed another infield answer, and that opened the door for Colt Emerson to get his first real major-league runway.

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

The 'NBA MVPs' quiz

The 'NBA steals-per-game leaders' quiz

The 'No. 2-scorers by NBA champion' quiz

The 'PGA Championship host courses' quiz

Seattle Mariners News / Lookout Landing / May 19

Mariners News: Colt Emerson, Bryan Woo, and Bryce Miller

Good morning! Last night’s Mariners win had just about everything: a first inning Julio homer, a wacky obstruction call in the third inning, a dominant Bryan Woo outing, and an incredible moment for Colt Emerson’s first major league hit in the form of a three-run home run.

Colt Emerson News / Minor League Baseball on SI / May 19

Mariners' Colt Emerson Produces Memorable Moment in Second MLB Game

Seattle Mariners infielder Colt Emerson ended his second game in the big leagues with an exclamation point. Emerson, MLB Pipeline's No. 6 overall prospect at this point in 2026, collected his first major league hit and home run on the same swing in Seattle's 6-1 victory over the Chicago White Sox on Monday.

Colt Emerson News / Lookout Landing / May 19

Colt Emerson hits first big-league homer in Mariners 6-1 win over White Sox

We have a running joke around these parts about how the Mariners and White Sox are incapable of playing a normal game with one another, but tonight’s game really stretched the bit thin.

Seattle Mariners News / Field Level Media / May 19

Julio Rodriguez homers as Mariners end skid, take down White Sox

Colt Emerson homered for his first major league hit, Julio Rodriguez also went deep and Bryan Woo pitched six scoreless innings as the Seattle Mariners defeated the visiting Chicago White Sox 6-1 Monday night to snap a three-game skid.

Seattle Mariners News / MLB Trade Rumors / May 18

Mariners Recall Robinson Ortiz, Select Brennen Davis

The Mariners announced several roster moves today. Infielder Patrick Wisdom has been reinstated from the 10-day injured list and left-hander Robinson Ortiz has been recalled from Triple-A.

MLB News / Yardbarker / May 20

The six most disappointing MLB players this season

With the MLB season a touch over 25% of the way complete, slow starts are no longer being looked at as nothing to worry about. Sluggish starts are beginning to turn into season long concerns, especially for some stellar players.

Mariners rookie Colt Emerson makes history with dramatic first career HR

Phillies accomplish rare feat not seen since 1951 Giants

Twins send former No. 1 pick to minors

Mets prospect Nick Morabito to wear unexpected uniform number

Mets will roll with all-rookie outfield after latest call-up

Seattle Mariners News / Athlon Sports / May 18

J.P. Crawford Injury Update: Mariners' Dan Wilson Makes Announcement After Padres Game

The Seattle Mariners have been incredibly underwhelming in the 2026 MLB season. After coming just one win short of reaching the World Series in 2025, the organization has taken a clear step backward through two months of play.

Colt Emerson News / Just Baseball / May 18

Top Prospect Colt Emerson Debuts for Mariners

After placing third baseman Brendan Donovan on the 10-day injured list with a groin strain, the Seattle Mariners saw an opening for their top-ranked minor leaguer.

J.P. Crawford News / MLB on ClutchPoints / May 18

Mariners lose JP Crawford to injury during Padres series finale

Seattle Mariners shortstop JP Crawford exited Sunday’s 8-3 loss to the San Diego Padres after being struck by a 91.6 mph fastball from starter Lucas Giolito in the third inning.

Seattle Mariners News / Fastball on SI / May 17

Mariners Promote MLB’s No. 6 Prospect to Help in AL West Race

The Seattle Mariners are calling up the No. 6 overall prospect in baseball. Right now, the Mariners are in third place in the American League West at 22-25.

Colt Emerson News / Yardbarker / May 17

Mariners to promote top prospect Colt Emerson

It was a matter of time before Seattle Mariners prospect Colt Emerson was promoted to the majors.

Padres go up early, improve to 5-0 this season against Mariners

Merrill Kelly goes distance for MLB rarity in Diamondbacks' win

Bryce Harper offers high praise of Pirates star Paul Skenes

Pirates' Ryan O'Hearn to miss time due to injury

Each MLB division leader's biggest weakness at the quarter point

The 'Active 40-HR MLB seasons' quiz

Brennen Davis News / MLB Trade Rumors / May 15

Brennen Davis Has Assignment Clause In Deal With Mariners

Outfielder Brennen Davis is with the Mariners on a minor league deal. As part of that deal, he has an assignment clause today, per Ryan Divish of The Seattle Times.

Seattle Mariners News / Larry Brown Sports / May 15

Mariners superstar lands on IL for first time in career

The Seattle Mariners placed catcher Cal Raleigh on the 10-day injured list Thursday with a right oblique strain, marking the first IL stint of his six-year major league career.

Seattle Mariners News / Just Baseball / May 14

What’s Going Wrong for Cal Raleigh?

This article was written prior to the news that Cal Raleigh will be going on the injured list with an oblique strain. After gradually developing and molding himself into one of the best catchers in the game, Cal Raleigh took his game to the next level during the 2025 campaign.

Seattle Mariners News / Larry Brown Sports / May 13

Cal Raleigh went to superstitious lengths to break his career-worst hitless streak

Cal Raleigh was willing to do whatever it took to finally get a hit, even if it meant having one of the strangest showers of his life before Tuesday’s game against the Houston Astros.