Seattle Mariners: Breaking News, Rumors & Highlights

White Sox add veteran RHP Luis Castillo, send 3 players to Mariners

The Chicago White Sox bolstered their pitching staff by acquiring three-time All-Star right-hander Luis Castillo from the Seattle Mariners on Saturday night.

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White Sox grab pitching help with trade for Mariners' Luis Castillo

A surprise year has put Chicago in contention for an AL Central crown, and the front office knows it. That was shown Saturday night when it acquired a much-needed arm to add to the starting rotation.

Yankees trading struggling reliever Camilo Doval to Pirates

Yankees rumor shows desperation in search for lineup upgrades

Braves get much-needed depth in trade with Royals

Brewers acquire catcher Bo Naylor from Guardians

Tigers make telling Tarik Skubal move ahead of trade deadline

Kansas City Royals News / Yardbarker Quizzes

The 'Home Run leaders by MLB team' quiz

How many of the career leaders in home runs for every MLB franchise can you name in five minutes?

The 'Multiple 30/30 Club MLB seasons' quiz

The 'Most 40-HR MLB seasons' quiz

The 'MLB ROY and MVP-winners' quiz

MLB News / Lookout Landing / August 1

Ugly wins are still wins: Mariners walk off Twins, 4-3

The Mariners were feckless (1-for-12 with RISP, 11 left on base), but the Twins were more feckless (0-for-7 with RISP, 4 left on base), and so the Mariners scratched out a walkoff win over the Twins thanks mostly to Randy Arozarena and Andrés Muñoz’s first multi-inning effort of the year.

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.

Randy Arozarena News / Field Level Media / August 1

Randy Arozarena leads Mariners over Twins

Randy Arozarena doubled, homered and scored three times, including the winning run in the bottom of the ninth inning as the Seattle Mariners defeated the visiting Minnesota Twins 4-3 Saturday afternoon.

Seattle Mariners News / Yardbarker / August 1

Mariners could make major changes ahead of trade deadline

Seattle Mariners president of baseball operations Jerry Dipoto has never shied away from making any deal that he feels will improve the roster.

Yankees trading struggling reliever Camilo Doval to Pirates

Yankees' trade deadline plans may hinge on key Aaron Judge situation

Tigers make telling Tarik Skubal move ahead of trade deadline

The 'MLB HR leaders since 1997' quiz

Luke Raley News / Field Level Media / August 1

Mariners place OF Luke Raley (forearm) on 10-day IL

The Seattle Mariners placed outfielder Luke Raley on the 10-day injured list Saturday with a left forearm strain, while outfielder Stuart Fairchild was recalled from Triple-A Tacoma.

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 / MLB Trade Rumors / August 1

Mariners Place Luke Raley On 10-Day IL, Select Stuart Fairchild

The Mariners announced that Luke Raley has been placed on the 10-day injured list (retroactive to July 31) due to left forearm strain. Outfielder Stuart Fairchild was selected from Triple-A to take Raley’s spot on the active roster, and no other move was needed to bring Fairchild up since Seattle had two open spots on its 40-man roster.

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The 'Active 4th quarter comebacks' quiz

The 'Most playoff games by NBA team' quiz

The '4-TD, 0-INT NFL games' quiz

The 'Most NBA Finals points' quiz

Seattle Mariners News / MLB Trade Rumors / August 1

Mariners Open To Discussing George Kirby, Perhaps Randy Arozarena In Trade Talks

Mariners right-hander George Kirby is drawing trade interest from “multiple teams,” according to ESPN’s Jeff Passan. While this isn’t surprising, the intriguing new wrinkle is that these clubs “get the sense [Kirby] is available and could be moved before the Aug.

Seattle Mariners News / Larry Brown Sports / August 1

Mariners could be open to trading star players

The disappointing Seattle Mariners are at least open to trading several key players on their roster, though not necessarily to sell. The Mariners are open to dealing from their surplus of starting pitchers to address other needs, according to Adam Jude and Ryan Divish of the Seattle Times.

Michael Arroyo News / Lookout Landing / August 1

The Mariners should give Michael Arroyo their hopes

At the All-Star Break’s conclusion, I wrote on expectations, and their virtue as an exercise with this franchise towards a more hopeful future near and far.

Seattle Mariners News / Just Baseball / August 1

Two Mock Trades for the Mariners’ Playoff Push

General manager Jerry Dipoto enters the 2026 MLB trade deadline facing a familiar challenge. The Seattle Mariners boast what should be one of the most talented rosters in baseball, led by several offensive stars and featuring a starting rotation capable of carrying the club through an entire postseason series on its own.

Bryan Woo News / Seattle Mariners on SI / July 31

Bryan Woo Knows the Mariners’ Biggest Problem Isn’t the Trade Deadline

Jerry Dipoto can spend the weekend working every phone and exploring whatever possible upgrade he can. Find another hitter, improve the bench and finally move Rob Refsnyder or Weston Wilson out of situations they haven’t earned.

Bryan Woo News / Athlon Sports / July 31

Mariners’ Bryan Woo Sends Message as MLB Trade Deadline Nears

The Seattle Mariners are looking for answers from within as the MLB trade deadline approaches, and starting pitcher Bryan Woo made that clear following the club's disappointing 2-5 road trip.

J.P. Crawford News / Seattle Mariners on SI / July 31

Mariners’ Handling of J.P. Crawford No Longer Looks Like Simple Rest

Rest days are easy to explain. This one is a little more confusing. J.P. Crawford was held out of the Seattle Mariners’ starting lineup again Thursday, with Colt Emerson at shortstop and Weston Wilson at third base.

J.P. Crawford News / MLB on ClutchPoints / July 30

Mariners’ final JP Crawford injury decision may impact trade plans

The Seattle Mariners are set to take on the Los Angeles Dodgers in the third and final matchup of a three-game series on Thursday night. After missing Wednesday’s contest with an injury, the organization revealed its decision for JP Crawford.

Seattle Mariners News / Athlon Sports / July 30

Mariners’ Dan Wilson Sends Message After Offensive Struggles in Dodgers Loss

The Seattle Mariners dropped another low-scoring game Wednesday, falling 4-2 to the Los Angeles Dodgers, and manager Dan Wilson pointed to the quality of contact as the biggest difference afterward.

MLB News / Just Baseball / July 29

The Mariners’ Rotation Surplus Has Opened the Door for a Trade

While the notion, by some, around Major League Baseball is that this is an offense-driven league, the need for pitching is always there. There is a reason that at each season’s deadline, the true contenders are always looking to add an arm to their stable.

Seattle Mariners News / HITC / July 29

‘Going to be worth over $500’ – Seattle Mariners fans go wild over latest theme night giveaway

The Seattle Mariners have jumped on the viral trend of their new city hero, Jimothy the raccoon, with the local legend set to be honored at T Mobile Park.

Emerson Hancock News / Yardbarker / July 28

Emerson Hancock emerges as top trade chip for Mariners ahead of deadline

The 27-year-old is having a breakout season with a 6-4 record and team-best 3.16 ERA with a 1.01 WHIP across 105.1 innings pitched.

MLB-best Dodgers getting healthier ahead of series vs. Mariners

Rangers win series over Mariners, pad AL West lead

The 'MLB wins leaders since 2000' quiz

Seattle Mariners News / MLB on ClutchPoints / July 27

1 Mariners’ blockbuster that would blow up 2026 MLB trade deadline

The 2026 trade deadline could see the Seattle Mariners make a surprising splash for Mets reliever Luke Weaver, and a deal centered on outfield prospect Jonny Farmelo would represent one of the more asset-light blockbusters of the summer.

Seattle Mariners News / Athlon Sports / July 27

Mariners’ Dan Wilson Announces Reason for Julio Rodriguez Change

Seattle Mariners manager Dan Wilson explained why Julio Rodriguez has logged more time at designated hitter than in center field since coming off the injured list, saying the plan was set in place before Rodriguez ever returned to the lineup.

Cal Raleigh News / Trade Talk Sports / July 27

Cal Raleigh Admits WBC May Have Contributed to Down Season

Coming off a runner-up finish for the 2025 AL MVP award and a historic 60-home-run season, expectations were high for Cal Raleigh heading into 2026. That’s not going to be replicated every year, but what’s gone on so far this season instead has been rather shocking.

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.