The equipment truck has already departed for Seattle, the few roster battles that were in the works have mostly been decided, ...

Former Seattle Mariners reliever Brett de Geus signed a new contract with the Miami Marlins on Thursday. The Marlins Communications Department announced the move on social media: The Miami Marlins ...

The Seattle Mariners lost right-handed pitcher Seth Martinez in an apparent waiver claim on Saturday. First, the Mariners PR team announced that Martinez had be ...

The Marlins have claimed right-hander Seth Martinez off waivers from the Mariners. Read more at MLB Trade Rumors.

The Marlins have claimed right-hander Seth Martinez off the Seattle waiver wire ... and Martinez only joined the Mariners on another waiver claim from Miami less than two weeks ago.

After much success in its debut last year, Spring Breakout is back in 2025, creating a showcase-type opportunity for the best ...

A Seattle Mariners bullpen option is going to the NL on a waiver claim, while a player who debuted in 2024 will start this year in Triple-A.