Seattle Mariners: Breaking News, Rumors & Highlights

Insider's Take On Josh Naylor Will Excite Mariners Fans

It's pretty obvious at this point that the Seattle Mariners made a great move this past summer as they brought first baseman Josh Naylor to town. He was everything the Mariners could've asked for and more down the stretch.

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Here, here: 2.5M visit T-Mobile Park in 2025

The Mariners reached their attendance goal in 2025. They’ll reach for more next year. Just over 2.5 million fans attended regular season games at T-Mobile Park in 2025.

Mitch Garver News / MLB Trade Rumors / November 3

Mitch Garver becomes free agent after lackluster season with Mariners

Catcher Mitch Garver is headed into free agency after his mutual option with the Mariners was declined, according to an announcement by the Major League Baseball Players Association on Monday.

Toronto Blue Jays News / Yardbarker Quizzes

The 'World Series single-game K leaders' quiz

How many of the MLB pitchers to get at least 10 strikeouts in one World Series appearance can you name in six minutes?

The 'World Series Game 1 starters' quiz

The 'World Series walk-off home runs' quiz

The 'Playoff home run leaders by MLB team' quiz

Eugenio Suarez News / Sporting News / November 3

Mariners free agent Eugenio Suarez given 5 possible destinations by ESPN MLB insider

Suarez was a bit underwhelming once he came to Seattle.

MLB News / Yardbarker

25 notable MLB Hall of Famers who never won a World Series

Among the countless Hall of Famers who never experienced the joy of winning a World Series, there are several notable legends who stand out. Here's our list of the 25 greatest.

Seattle Mariners News / Fastball on SI / November 3

Mariners Favored To Sign $160 Million Slugger In Free Agency

The Seattle Mariners were one of the best teams in baseball this year, but they're facing a tough battle to stay at the top this offseason. The Mariners are losing sluggers Josh Naylor and Eugenio Suárez to free agency after acquiring them at the trade deadline.

Seattle Mariners News / Fastball on SI / November 2

Mariners Slugger Projected To Sign Huge 3-Year, $78 Million Contract

The Seattle Mariners slowly built a World Series caliber roster over the last few years. Their pitching staff has been elite for a few seasons, but the offense struggled.

Seattle Mariners News / Fastball on SI / November 2

Mariners Slugger Gets Huge 5-Year, $125 Million Contract Projection

The Seattle Mariners were one of the best teams in baseball this year, but they ultimately fell short of the World Series after losing to the Toronto Blue Jays in the American League Championship Series.

Jorge Polanco News / Sporting News / November 2

Mariners predicted to replace Jorge Polanco through trade for $5.4 million All-Star, Gold Glove

This would be a solid replacement for Polanco.

Josh Naylor News / Fastball on SI / November 2

Mariners May Not Lose Key Sluggers, Including Josh Naylor

The Seattle Mariners found the recipe to success in 2025. Seattle has had an elite starting rotation for years, but it hasn't led to the type of success the Mariners found in 2025.

Seattle Mariners News / Seattle Mariners on SI / November 2

How Will Seattle Spend Their Surplus During The Off-Season?

The Seattle Mariners enter the 2025 MLB off-season with some serious question marks in their lineup. They're looking to retain some of their key offensive stars while using a bit of their payroll surplus to build off a successful, 90-win season.

MLB News / Yardbarker

The 25 greatest pitching seasons from the modern MLB era

America's favorite pastime has more memorable performances than any sport. As such, figuring out which pitchers had the best seasons ever is no easy task.

Bryce Miller News / Seattle Mariners on SI / October 31

Seattle Starter Won't Need Offseason Surgery

Seattle pitcher Bryce Miller is not expected to need elbow surgery this offseason, as was originally feared. Instead, the 27-year-old veteran will rely on rest and rehab to prepare for the 2026 season.

MLB News / MLB Trade Rumors / October 31

Former Mariners, Cubs pitcher Yoervis Medina dies at 37

Former major league pitcher Yoervis Medina has died.

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

The 'TDs from Josh Allen or Patrick Mahomes' quiz

The 'World Series single-game K leaders' quiz

The 'NFL passer rating leaders' quiz

The 'World Series walk-off home runs' quiz

Seattle Mariners News / Fastball on SI / October 31

Mariners Playoff Hero Projected For Lucrative Two-Year Deal

There are two fairly cut-and-dry decisions for the Seattle Mariners in free agency this season, and then a third, much murkier one. Anything can still

Seattle Mariners News / Fastball on SI / October 31

Mariners Urged To Sign All-Star Pitcher To 1-Year, $10 Million Deal

The Seattle Mariners had one of the best teams in baseball this year, but they fell short of the World Series. In the offseason, the Mariners are going to need to make some big moves to boost their roster.

Seattle Mariners News / Fastball on SI / October 31

Mariners Face Key Decision On Former World Series Champion Offseason Begins

The Seattle Mariners are entering one of their most important offseasons in recent memory. With Josh Naylor, Jorge Polanco, and Eugenio Suárez all set to hit free agency, President of Baseball Operations Jerry Dipoto has major roster decisions to make heading into 2026.

Seattle Mariners News / Fastball on SI / October 31

Mariners Urged To Cut Ties With $108 Million Star In Blockbuster Trade

The Seattle Mariners were one of the best teams in the league this year. But they fell short of the ultimate prize as they lost to the Toronto Blue Jays in the American League Championship Series.

Josh Naylor News / Fastball on SI / October 31

Mariners Star Projected To Sign $72-To-80 Million Contract For Next Four Years

It's not a question of whether the Mariners will try to re-sign their star first baseman, but of how much that reunion will cost them. Josh Naylor was fantastic for the Mariners in the final two months of the regular season, and even better in the playoffs.

Dan Wilson News / Seattle Mariners on SI / October 31

Are Some Seattle Fans still Miffed at Mariners Manager Dan Wilson?

Manager Dan Wilson had a very successful 2025, during his first full season in the Mariners dugout. After spending most of his career with Seattle and being inducted into the franchise's Hall of Fame, he was named to the position in late 2024, after Scott Servais was let go.

Seattle Mariners News / Fastball on SI / October 31

Mariners Could Move On From Two Veteran Relievers This Offseason

"The Seattle Mariners’ 2025 season has officially come to an end after falling just short against the Toronto Blue Jays in a thrilling seven-game American League Championship Series.

Brock Rodden News / Just Baseball / October 31

Mariners Prospect Brock Rodden Ready To Put Injury-Plagued 2025 Behind Him

SCOTTSDALE, Ariz. — After having his 2025 season interrupted by three different stints on the injured list, Seattle Mariners prospect Brock Rodden is building upon the positive moments of his start-and-stop campaign and putting his time on the shelf in the rearview mirror.

Bryce Miller News / MLB Trade Rumors / October 30

Mariners' Bryce Miller expected to avoid elbow surgery

Seattle right-hander Bryce Miller is not expected to need elbow surgery this offseason, reports Adam Jude of the Seattle Times. Miller had multiple stints on the injured list this past season due to elbow inflammation.

Jorge Polanco News / Just Baseball / October 30

Top Landing Spots for Free Agent Jorge Polanco

Last winter Jorge Polanco was passed over by every team after an uninspiring year in Seattle, which continued a trend of downward play. Without many other options, Polanco returned to the Mariners, where he slashed .265/.326/.495 with 26 home runs and a 132 wRC+.

Cal Raleigh News / Athlon Sports / October 29