Seattle Mariners: Breaking News, Rumors & Highlights

Seattle Mariners Bring Back Veteran Pitcher in Off Day Roster Move

Veteran right-hander Casey Lawrence is back with the Seattle Mariners on a minor league deal. Lawrence has been up-and-down with the Mariners all season, and he also had a stint with the Toronto Blue Jays after one of the multiple times that the M's designated him for assignment.

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The Quiz of the Day

Seattle Mariners Series Winning Streak Continues

If you looked at this Seattle Mariners team in the offseason, you would not expect them to be leading the American League West as we approach the end of the first quarter of the season.

Randy Arozarena News / Seattle Mariners on SI / May 8

Randy Arozarena on Historic Streak as Seattle Mariners Continue Solid Start to Season

The Seattle Mariners beat the Athletics 6-5 on Wednesday afternoon to run their record to 22-14 this season. At eight games over .500, the Mariners are now three games up in the American League West entering play on Thursday.

Lazaro Montes News / Minor League Baseball on SI / May 8

Seattle Mariners Top Prospect Delivers Major Moment in Wednesday Win

The month of May has been kind to several of the Seattle Mariners top 100 prospects. And outfielder Lazaro Montes continued the trend on Wednesday. In

Jacob deGrom News / Yardbarker Quizzes

The 'American and National League strikeout leaders since 2000' quiz

How many of the league leaders in K's for both the American and National Leagues since the 2000 MLB season can you name in five minutes?

MLB News / Just Baseball / May 8

8 Pitching Prospects Whose Stock is Rising

On the heels of our hitting prospects whose stock is rising piece, it’s time to look at some arms who have already turned heads through their first handful of starts.

Seattle Mariners News / Seattle Mariners on SI / May 8

Outfielder Accomplish Something Not Seen in Last Decade of Seattle Mariners History

The Mariners shored up the outfield depth when they claimed former World Series-winning outfielder Leody Taveras off waivers from the Texas Rangers on Tuesday.

MLB News / Athlon Sports / May 8

Seattle Mariners Trade Struggling Pitcher to Orioles After Recent DFA

While the Baltimore Orioles are in dire need of pitching depth, the same can not be said of the Seattle Mariners. The two teams could not be any more different when it comes to the abilities of their pitching staffs, and they came together on a trade late Wednesday night.

Seattle Mariners News / Seattle Mariners on SI / May 8

Seattle Mariners Will Have Major Advantage Heading into Friday Series Opener with Blue Jays

Given that the Mariners play in an extreme corner of the United States, the travel and scheduling gods are usually working against them. However, when it comes to Friday night's series opener with the Toronto Blue Jays, they'll actually have the advantage.

Seattle Mariners News / Lookout Landing / May 8

T-Mobile Park, the batter’s eye: a new perspective

When you stare into the batter’s eye in Seattle, something unfamiliar stares back. What a batter sees at T-Mobile Park changes within a game and season.

Seattle Mariners News / Seattle Mariners on SI / May 8

Seattle Mariners Ace Pitcher Predicted as Candidate For $200 Million Future Deal

Juan Soto signed the biggest contract in baseball history this past offseason when he agreed to a 15-year deal worth $765 million with the New York Mets.

Taylor Dollard News / Minor League Baseball on SI / May 8

Former Seattle Mariners Top Prospect Makes First Appearance in Game in Two Years

Wednesday was a big night for Seattle Mariners minor leaguer Taylor Dollard, who made his first appearance in a game in two years. Pitching for the ACL Mariners, Dollard went two scoreless innings, giving up no hits and no walks.

Seattle Mariners News / Seattle Mariners on SI / May 8

Seattle Mariners Make Interesting Roster Move as They Trade Reserve SP to Baltimore Orioles

The Seattle Mariners starting rotation has dealt with a fair share of injuries this season. George Kirby began the season on the 15-day injured list with right shoulder inflammation and Logan Gilbert was placed on the 15-day IL with a Grade 1 right elbow flexor strain.

Seattle Mariners News / Seattle Mariners on SI / May 8

Seattle Mariners Making History Not Seen Since 2003 with Great Start Through 36 Games

After coming from behind to beat the Athletics on Wednesday afternoon in West Sacramento, the Seattle Mariners are now 22-14 this season. More importantly, they are up to a three-game lead in the American League West.

Seattle Mariners News / Lookout Landing / May 8

Can you guess this Mariners lefty in today’s in-5 trivia game?

Think you can figure out what Mariners player we’re talking about? You’ll get five clues to figure him out. Hello Mariners fans! We’d like to introduce you to our brand new Lookout Landing In-5 daily trivia game.

Seattle Mariners News / Athlon Sports / May 8

MLB Announces Mariners History Not Seen in Two Decades

The Seattle Mariners had a shaky start to the 2025 MLB regular season, but they have since steadied their boat. The Mariners, who started the campaign with just three wins in their first 10 games, have now emerged victorious in 22 of 38 contests after taking down the Athletics at Sutter Health Park in Sacramento via a 6-5 score.

Seattle Mariners News / Total Apex Sports / May 7

Seattle Mariners Off To Tremendous Start During 2025 Season

The Seattle Mariners are off to their best start in over two decades. Seattle defeated the Athletics 6-5 by overcoming a five-run deficit on Wednesday to take two of three games against their divisional rivals.

Luis Castillo News / MLB Trade Rumors / May 7

Orioles acquire righty Luis F. Castillo from Mariners

The Mariners announced that they’ve traded righty Luis F. Castillo to Baltimore for cash. Seattle had designated him for assignment Tuesday as the corresponding move for the Leody Taveras waiver claim.

Seattle Mariners News / Minor League Baseball on SI / May 7

Updated Rankings on Seattle Mariners Prospects in Baseball America's Latest Top 100

The Seattle Mariners farm system has been well-represented in top 100 rankings from various publications. Most of the minor leaguers included on those lists are well-established from previous seasons, and some made their top 100 debuts this year.

Rowdy Tellez News / Yardbarker / May 7

Mariners rally vs. Athletics, continue series winning streak

Mariners rally to beat Athletics, continue massive series winning streak

For a moment, it seemed as if the Seattle Mariners' streak was in jeopardy.

Mariners claim former World Series-winning outfielder

Winners and losers through MLB's first six weeks

Five MLB players who have turned back the clock in 2025

Who are the 25 fastest players in MLB right now?

The '2001 MLB All-Star Game starters' quiz

Randy Arozarena News / Field Level Media / May 6

Mariners' Randy Arozarena (hamstring) back in lineup as DH

Randy Arozarena of the Seattle Mariners is back in the lineup for Tuesday's road game against the Athletics. Arozarena sat out Monday's series opener due to a right hamstring injury.

Ben Verlander News / MLB on ClutchPoints / May 6

Ben Verlander gives the Mariners their flowers

The Seattle Mariners enter play on May 6 with a 20-14 record, good for first place in the American League West. After missing the playoffs last year and not making significant upgrades in the offseason, it was fair to criticize the club for potentially wasting an elite starting rotation with a dismal offense.

MLB News / Field Level Media / May 6

Mariners claim Leody Taveras off waivers, reinstate Dylan Moore

The Seattle Mariners claimed outfielder Leody Taveras off waivers from the American League West rival Texas Rangers on Tuesday. The Mariners also reinstated utility player Dylan Moore from the 10-day injured list, optioned utility player Samad Taylor to Triple-A Tacoma and designated right-hander Luis F.

George Kirby News / Field Level Media / May 4