Apr 4, 2025; Boston, Massachusetts, USA; Boston Red Sox relief pitcher Aroldis Chapman (44) delivers a pitch during the ninth inning against the St. Louis Cardinals at Fenway Park. Mandatory Credit: Paul Rutherford-Imagn Images
Below are the 2025 Week 15 top 10 power rankings for relief pitchers.
1. Josh Hader, Houston Astros
Mar 29, 2025; Houston, Texas, USA; Houston Astros relief pitcher Josh Hader (71) delivers a pitch during the ninth inning against the New York Mets at Daikin Park. Mandatory Credit: Troy Taormina-Imagn Images
Hader has a 1.73 ERA, 0.72 WHIP, 21 saves, and 56 strikeouts.
2. Andres Munoz, Seattle Mariners
Sep 22, 2024; Arlington, Texas, USA; Seattle Mariners relief pitcher Andres Munoz (75) pitches against the Texas Rangers during the ninth inning at Globe Life Field. Mandatory Credit: Jerome Miron-Imagn Images
Munoz has a 1.21 ERA, 0.81 WHIP, 18 saves, and 40 strikeouts.
3. Robert Suarez, San Diego Padres
Mar 27, 2025; San Diego, California, USA; San Diego Padres relief pitcher Robert Suarez (75) reacts after pitching during the ninth inning against the Atlanta Braves at Petco Park. Mandatory Credit: Denis Poroy-Imagn Images
Suarez has a 3.51 ERA, 0.93 WHIP, 22 saves, and 34 strikeouts.
4. Aroldis Chapman, Boston Red Sox
Apr 6, 2025; Boston, Massachusetts, USA; Boston Red Sox relief pitcher Aroldis Chapman (44) pitches against the St. Louis Cardinals during the tenth inning at Fenway Park. Mandatory Credit: Eric Canha-Imagn Images
Chapman has a 1.36 ERA, 0.82 WHIP, 14 saves, and 48 strikeouts.
5. Carlos Estevez, Kansas City Royals
Apr 13, 2025; Cleveland, Ohio, USA; Kansas City Royals relief pitcher Carlos Estevez (53) reacts after striking out Cleveland Guardians first baseman Kyle Manzardo (9)in the ninth inning at Progressive Field. Mandatory Credit: David Dermer-Imagn Images
Estevez has a 2.08 ERA, 1.07 WHIP, 22 saves, and 30 strikeouts.
6. Edwin Diaz, New York Mets
May 26, 2025; New York City, New York, USA; New York Mets relief pitcher Edwin Diaz (39) reacts after recording a strike out to end the top of the ninth inning against the Chicago White Sox at Citi Field. Mandatory Credit: Vincent Carchietta-Imagn Images
Diaz has a 1.99 ERA, 0.95 WHIP, 16 saves, and 46 strikeouts.
7. Emilio Pagan, Cincinnati Reds
Apr 12, 2025; Cincinnati, Ohio, USA; Cincinnati Reds relief pitcher Emilio Pagan (15) pitches against the Pittsburgh Pirates in the ninth inning at Great American Ball Park. Mandatory Credit: Katie Stratman-Imagn Images
Pagan has a 3.18 ERA, 0.85 WHIP, 18 saves, and 43 strikeouts.
8. Will Vest, Detroit Tigers
Apr 23, 2025; Detroit, Michigan, USA; Detroit Tigers relief pitcher Will Vest (19) pitches in the ninth inning against the San Diego Padres at Comerica Park. Mandatory Credit: Rick Osentoski-Imagn Images
Vest has a 2.43 ERA, 0.97 WHIP, 12 saves, and 41 strikeouts.
9. Felix Bautista, Baltimore Orioles
Apr 28, 2025; Baltimore, Maryland, USA; Baltimore Orioles pitcher Felix Bautista (74) pitches in the ninth inning against the New York Yankees at Oriole Park at Camden Yards. Mandatory Credit: Mitch Stringer-Imagn Images
Bautista has a 2.60 ERA, 1.12 WHIP, 16 saves, and 38 strikeouts.
10. Tanner Scott, Los Angeles Dodgers
Mar 28, 2025; Los Angeles, California, USA; Los Angeles Dodgers pitcher Tanner Scott (66) pitches during the ninth inning against the Detroit Tigers at Dodger Stadium. Mandatory Credit: Kirby Lee-Imagn Images
Scott has a 3.55 ERA, 0.97 WHIP, 17 saves, and 41 strikeouts.