Seattle Mariners reliever Diego Castillo has been optioned to Triple-A Tacoma. Castillo has struggled, as have most of the Mariners, so this shouldn't come as too much of a shock. The 29-year-old right-hander posted a rough 6.23 ERA, 1.62 WHIP, and 7:7 K/BB ratio over 8 2/3 innings out of the bullpen so far this year. His services will likely be called upon again soon with the big league club so he shouldn't be in the minors for too long.

Seattle Mariners relief pitcher Diego Castillo lost his salary arbitration case against the team on Wednesday, according to a source. Castillo will make $2.95 million in 2023, instead of the $3.225 million he filed for. In his first full season with the Mariners in 2022, Castillo went 7-3 with a 3.64 ERA (3.68 FIP), 1.14 WHIP, seven saves, 22 walks and 53 strikeouts in 54 1/3 relief innings over 59 appearances out of the bullpen. The 29-year-old right-hander could see a handful of save chances ...

The Arizona Diamondbacks acquired infielder/outfielder Diego Castillo from the Pittsburgh Pirates on Friday in exchange for minor-league right-hander Scott Randall. It comes after the Pirates designated Castillo for assignment earlier in the week. The 25-year-old made his big-league debut with Pittsburgh in 2022 and slashed a weak .206/.251/.382 with a .633 OPS, 11 home run, 29 RBI, 28 runs scored and a stolen base in 96 games played. Castillo has 30 home runs and a .693 OPS in seven ...

Seattle Mariners relief pitcher Diego Castillo (shoulder) threw a bullpen session on Friday when the team opened their homestand against the Los Angeles Angels, and his shoulder is "feeling much better," according to skipper Scott Servais. Castillo will likely throw another bullpen session before returning from the injured list. The 28-year-old was always likely to return after missing the minimum 15 days on the injured list after landing there with right shoulder inflammation. Andres Munoz ...

The Seattle Mariners placed relief pitcher Diego Castillo (shoulder) on the 15-day injured list on Thursday with right shoulder inflammation and recalled right-hander Matt Brash from Triple-A Tacoma in a corresponding move. Castillo's injured-list placement is retroactive to July 26. On the season, the 28-year-old Dominican has gone 7-1 with a 3.93 ERA, 1.31 WHIP, six saves, four holds, 36 strikeouts and 17 walks in 36 2/3 innings in his second season with Seattle, mainly in a late-inning ...

Seattle Mariners reliever Diego Castillo worked a scoreless ninth inning on Thursday to close out his team's 6-5 comeback win over the Rangers. With Paul Sewald picking up two saves during Wednesday's doubleheader, it was Castillo who got the call to close out his sixth game of the year in this one. The right-hander promptly retired the first two batters he faced on a groundout and a strikeout, but would allow Marcus Semien to reach second base after he took a comebacker off his hip and then ...

Seattle Mariners relief pitcher Diego Castillo closed out the team's 2-1 win over the Toronto Blue Jays on Saturday to earn his fifth save of the year. He ran into some trouble in the ninth inning, allowing two hits and a walk, but he didn't allow any runs to score. This was Castillo's first save since June 8. Meanwhile Paul Sewald, who leads the team with nine saves, has gone 5-for-5 in save chances since June 8. Castillo isn't a must-roster player in leagues where saves are highly-coveted at...

Seattle Mariners pitcher Diego Castillo struck out the side over a scoreless inning to earn the save during Wednesday's 6-3 win over the Houston Astros. He entered the ninth inning to protect a three-run lead. The 28-year-old has now notched back-to-back saves over his last two appearances. He's been efficient as of late, tossing eighth consecutive scoreless innings. The right-hander owns a 5.57 ERA, 1.43 WHIP, and 28 strikeouts over 21 innings. Castillo has recently split closing duties with ...

Seattle Mariners relief pitcher Diego Castillo picked up his third save of the season in Monday's 7-4 win over the Astros. Castillo entered to pitch the ninth inning with a three-run lead. He got the first two outs on a ground out and line out, walked a batter, and then got the final out on another ground out. The 28-year-old has converted all three of his save opportunities this season and has a 3-0 record, but he also has a 5.85 ERA and 4.05 BB/9 rate over 20 innings pitched. The Mariners ...

Seattle Mariners relief pitcher Diego Castillo earned his second save of the season against the New York Mets on Sunday. Right-hander Drew Steckenrider came in the begin the ninth, but allowed four hits and two runs. The Mariners handed over the ball to Castillo who recorded the final two outs of the game. In May, Castillo has allowed nine runs in three outings. That being said, he's a risky option even if he's given more chances in the ninth inning. At the moment, Paul Sewald appears to be the ...