After struggling to regain his velocity last year after a breakout season in 2023, the left-hander went to work in the ...

The Mariners left-handed reliever went on the Couch GM podcast and was eager for a healthy 2025 from Gregory Santos and Matt ...

According to the same story, Mariners manager Dan Wilson has mentioned Speier twice as a pitcher to watch in spring training.

Seattle Mariners reliever Gabe Speier shared video on social media of him throwing a bullpen in preparation for Spring Training. The Seattle Mariners bullpen was one of the biggest weaknesses of ...

Seattle Mariners GM Justin Hollander said fast-rising prospect Brandyn Garcia has a chance be a "dynamic reliever" in the big ...

The Arizona Diamondbacks are bringing back pitcher Shelby Miller on a minor league deal with an invitation to spring training ...

Another reliever who spent some time on the shelf that has gotten praise is lefty Gabe Speier. Speier came to the Mariners before the 2023 season after a four-year stint with the Kansas City ...