The Seattle Mariners bullpen still has some open spots left heading into 2025, and the team added another arm to the mix on Sunday. The Mariners claimed right-handed reliever Seth Martinez off waivers from the Miami Marlins.

Two Seattle Mariners games have been announced for a popular streaming service in 2025, plus eight on FOX or FS1.

The Arizona Diamondbacks will travel to Peoria on Sunday for their third Cactus League matchup, this time against the Seattle Mariners as the "away" team. The first pitch will be at 1:10 p.m. Arizona time. Sunday's game will be broadcast on ESPN 620, and televised by the Mariners' broadcast team as a Free Game of the Day on MLB.TV.

The Seattle Mariners first two games of spring training weren't the cleanest, as is expected in the early days of big league camp. In the opener against the San Diego Padres on Feb. 21, the ...

Cal Raleigh hit his first home run of Seattle Mariners spring training against a former M's standout, plus Victor Robles flashed the leather in center field.

The Arizona Diamondbacks have lost a pair of relievers to Tommy John surgery, Torey Lovullo announced on Thursday.

In a pregame interview before a game against the Los Angeles Dodgers, the Mariners skipper talked about how good the team's minor leaguers have looked so far.

Former Seattle Mariners utility player Willie Bloomquist spent parts of nine seasons with the M's over the course of his 14-year big league car

FOX Sports announced its 2025 MLB broadcast schedule, and the Diamondbacks will have eight nationally-televised games on its platforms.

Mitch Garver had a solid day and the Mariners exploded for six runs in the second inning Sunday to earn an 11-5 win over the Diamondbacks in Cactus League play.

Reliever Kendall Graveman can earn up to $3.3 million for one year in his contract with the Arizona Diamondbacks.