Seattle Mariners: Breaking News, Rumors & Highlights

Dominic Canzone, Mariners seek series split against Rangers

Dominic Canzone was closer to assistant hitting coach Bobby Magallanes than just about anyone on the Seattle Mariners' roster. The two spent hours working on making Canzone more than just a platoon player.

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The Morning Bark

The Quiz of the Day

Mariners’ Ed Paparella Promotion Exposes the Flaw Jerry Dipoto Built Into the Hitting Staff

Apparently the Mariners absolutely had to fire Bobby Magallanes. It was all part of a flaw in how they built their major-league hitting operation. Jerry Dipoto spelled it out while explaining the decision to Adam Jude of The Seattle Times.

MLB News / Lookout Landing / July 26

A connections word puzzle about the Mariners’ 6-4 victory over the Rangers

Welcome to the Third Annual Connections Recap. Here are the versions from 2024 and 2025 if you missed them. It will be guided by a Lookout Landing edition of the New York Times game called Connections, in which you try to group 16 words into four groups of four that share a similarity.

Seattle Mariners News / Field Level Media / July 26

Dominic Canzone, Randy Arozarena spark Mariners in win over Rangers

Dominic Canzone and Randy Arozarena hit back-to-back homers in the seventh inning as the Seattle Mariners rallied to defeat the Texas Rangers 6-4 Sunday afternoon in an American League West showdown at Arlington, Texas.

Nolan Arenado News / Yardbarker Quizzes

The 'Most 40-HR MLB seasons' quiz

How many of the 51 MLB players with three or more 40 home run seasons can you name in seven minutes?

The '50-HR MLB seasons' quiz

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

The 'MLB Playoff strikeout-leaders' quiz

MLB News / Athlon Sports / July 26

Mariners Make Roster Move After Loss to Rangers

The Seattle Mariners reshuffled their bullpen Sunday after Saturday's 7-1 loss to the Texas Rangers, recalling right-hander Alex Hoppe from Triple-A Tacoma and optioning Nick Davila to the Tacoma Rainiers.

MLB News / Yardbarker

Every first-overall MLB draft pick from the 21st century

The MLB Draft doesn’t get the same attention as the NFL Draft…or the NBA Draft…or even the NHL Draft. There’s the element of a stay in a farm system, the general lack of immediate impact for MLB draft picks, and the fact that it’s tougher for one MLB player to turn a franchise’s fortunes around.

Spencer Steer News / Seattle Mariners on SI / July 26

Mariners Trade Target Spencer Steer Comes With One Major Red Flag

It’s very obvious the Mariners are in need of offense. They rank near the bottom of Major League Baseball in both runs scored and OPS, and another summer spent waiting for the lineup to fix itself would be organizational malpractice.

MLB News / Lookout Landing / July 25

Mary Oliver recaps a 7-1 Mariners loss to the Rangers

The world is full of many good things, none of which were contained in today’s Mariners 7-1 loss to the Rangers, but many good things nonetheless. In praise, then, of goodness, of beauty, of things that are not watching the 2026 Mariners continue to fail and frustrate and fail again.

Dominic Canzone News / Lookout Landing / July 24

Canzone can, but Mariners cannot, lose to Rangers 5-4

As you might have heard, the 2026 Seattle Mariners have struggled against left-handed pitching. Dominic Canzone, meanwhile, has been having a tremendous year at the plate.

Seattle Mariners News / Seattle Mariners on SI / July 24

Mariners Trade Deadline Plans Can’t Ignore T-Mobile Park’s Right-Handed Hitter Tax

The Mariners need a big right-handed bat before the trade deadline, and T-Mobile Park is exactly why this cannot become another bargain-bin move like Rob Refsnyder.

Emerson Hancock News / MLB on ClutchPoints / July 24

Mariners rumors: What Seattle could be looking for in Emerson Hancock trade

The Seattle Mariners are likely going to buy ahead of the MLB trade deadline, but they still may be open to moving a couple of their big league starting pitchers.

Emerson Hancock News / Fastball on SI / July 24

2 Potential Trade Partners for Mariners if They Move Emerson Hancock

The Seattle Mariners are reportedly looking to add a right-handed hitter to their lineup at the 2026 trade deadline. To do so, the team is expected to entertain offers for one of its starting pitchers who's produced solid numbers so far this year.

Athletics News / Yardbarker

The 20 greatest MLB teams to never win the World Series

Even the most successful regular-season teams in Major League Baseball have failed to win it all. Here's our list of 20 such clubs that fall into that category.

Seattle Mariners News / Lookout Landing / July 24

Three paths to a perfect trade deadline for the Seattle Mariners

The 2026 season has not been a fairy tale follow-up to the historic 2025 campaign for the Seattle Mariners. The .500-hugging club has sounded less like a well-oiled machine and more like my favorite Steel-type evolutionary line from the fifth generation of the Pokémon games.

MLB News / Yardbarker / July 24

Mariners interested in Reds utility player Spencer Steer

The Seattle Mariners are targeting Cincinnati Reds utility player Spencer Steer.

MLB insider reveals reason Dodgers may be 'greedy' at MLB trade deadline

Red Sox are being linked to notable shortstop in trade rumors

Tarik Skubal sends big message to Tigers, interested teams as trade deadline approaches

Brewers reportedly aiming high with trade targets ahead of deadline

The 'Most home runs by a switch hitter' quiz

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

The '250 three-pointer NBA seasons' quiz

The 'Most 40-HR MLB seasons' quiz

The 'NFL yards-per-catch leaders' quiz

The 'Youngest 4K-yard NFL passers' quiz

MLB News / Seattle Mariners on SI / July 24

Mariners Probable Starters vs. Rangers: Full Pitching Matchups for July 24–27

The Mariners are coming off a spoiled chance to build momentum against the Cincinnati Reds. Instead, they won the opener, dropped the next two and came out of the series below .500 with a 51-52 record.

Julio Rodriguez News / HITC / July 24

Seattle Mariners star Julio Rodriguez sends fan heartfelt gift after painful home run catch fail

One Seattle Mariners fan has received the perfect gift after being hit in the face by a Julio Rodriguez home run. It has been a rocky period for the Mariners, with Dan Wilson’s team only just maintaining a record over .500.

Seattle Mariners News / MLB Trade Rumors / July 23

Mariners Fire Assistant Hitting Coach Bobby Magallanes

The Mariners dismissed assistant hitting coach Bobby Magallanes on Thursday afternoon (link via Adam Jude of The Seattle Times). Minor league hitting coordinator Ed Paparella will join the big league staff through season’s end.

Seattle Mariners News / MLB Trade Rumors / July 23

Mariners Reportedly Willing To Trade Emerson Hancock

The Mariners are looking for more offense and are apparently willing to subtract from their rotation in order to do it. Ken Rosenthal and Will Sammon of The Athletic report that the M’s are telling teams they are willing to trade right-hander Emerson Hancock.

Luis Castillo News / MLB on ClutchPoints / July 23

Mariners rumors: The pitcher Seattle may trade aside from Luis Castillo

For weeks, Luis Castillo has been viewed as the most likely Seattle Mariners pitcher to be dealt before the MLB trade deadline. But with just eight days remaining until the deadline, another name is beginning to generate buzz.

Seattle Mariners News / Athlon Sports / July 23

Mariners Reportedly Open to Surprising Trade Deadline Move

The Major League Baseball trade deadline is less than two weeks away, and the Seattle Mariners are one of the most fascinating teams to watch. The Mariners enter the day at 51-52, one game under .500 and just a half-game out of first place in the American League West.

Seattle Mariners News / MLB on ClutchPoints / July 23

2 top Mariners prospects on trade watch at 2026 deadline

The Seattle Mariners have plenty of prospect success stories to point to in 2026, but two outfield and infield standouts, Jonny Farmelo and Felnin Celesten, stand out as the names most likely to surface in trade conversations before the deadline.

Miles Mastrobuoni News / MLB Trade Rumors / July 22

Mariners Outright Miles Mastrobuoni

The Mariners announced that infielder/outfielder Miles Mastrobuoni has cleared waivers and been sent outright to Triple-A Tacoma. He has the right to elect free agency but MLBTR has learned that he will accept the assignment.

Bryce Miller News / Athlon Sports / July 21

Bryce Miller Traded His Sinker for a Splitter and Nearly Doubled His Strikeout Rate

Earlier this month, Athlon posted a piece naming Sonny Gray as the lone pitcher out of a pool of 162 whose sustained improvement in both swinging-strike rate and K-BB% was the sign of a true breakout season.

Seattle Mariners News / Field Level Media / July 21

Cal Raleigh's grand slam more than enough for Mariners vs. Reds

Cal Raleigh hit a grand slam and George Kirby pitched six scoreless innings as the Seattle Mariners defeated the visiting Cincinnati Reds 8-0 Monday night in the opener of a three-game interleague series.

Seattle Mariners News / New Baseball Media / July 20

2026 MLB First-Half Recap: Seattle Mariners

One year after the Mariners made the 2025 ALCS, Seattle, much like the Blue Jays, has not come close to running away with things. Yes, the Mariners are still in the thick of the AL West playoff race.

MLB News / Yardbarker / July 19

On deck: Big week for Phillies, Mariners plus Orioles-Red Sox holds intrigue

The first full week of play after Major League Baseball's All-Star Game offers plenty of intrigue and potentially even a preview of a postseason matchup.

Shota Imanaga is driving Cubs' momentum in NL wild-card race

Orioles, RHP Kyle Bradish agree to five-year contract extension

Orioles complete sweep of Astros for seventh straight win

Luke Raley comes through in pinch, helps Mariners beat Giants

Yankees expected to use former top prospects as trade assets

Seattle Mariners News / 5 GOATs / July 12

Seattle Mariners select Tennessee 3B Henry Ford in 2026 MLB Draft

Tennessee third baseman Henry Ford was selected by the Mariners with the No. 191 overall pick in the sixth round of the 2026 MLB Draft. After spending his first two collegiate seasons at Virginia, Ford transferred to the University of Tennessee for his junior campaign.