Arizona Diamondbacks pitcher Merrill Kelly breaks down his spring training outing against the Seattle Mariners on March 6, ...

The Arizona Diamondbacks take on the Seattle Mariners at Salt River Fields at 6:40 PM MST. Both teams are participating in a ...

Diamondbacks RHP Merrill Kelly continues to feel on track for the regular season, and an increase in his slider use was a ...

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 ...

The Seattle Mariners beat the Arizona Diamondbacks, 11-5, on Sunday afternoon at the Peoria Sports Complex. For the M's, it ...

The Seattle Mariners had a disappointing 2024 season, winning 85 games and falling one game short of a wild-card berth.

Young, who is one of the seven M's players in the MLB Pipeline Top 100, is finally going to start at second base after ...

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 ...

The Mariners lost to the Royals 9-6 in spring training action Wednesday, but not before Julio Rodriguez blasted his first two ...

ESPN MLB insider Jeff Passan wrote a list of 10 players scouts are buzzing about this spring, which included Seattle Mariners closer Andrés Muñoz.

The newest candidate for the Seattle Mariners' bullpen had a 3.59 ERA over 52 2/3 innings pitched with Houston last season.