Apr 9, 2025; West Sacramento, California, USA; San Diego Padres pitcher Jason Adam (40) throws a pitch against the Athletics during the eighth inning at Sutter Health Park. Mandatory Credit: Darren Yamashita-Imagn Images

These are the top 10 bullpens in MLB heading into the All-Star break:

10. 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

The Mariners have an elite closer in Munoz and have moved into the top 10 in bullpen ERA.

9. Atlanta Braves

May 4, 2025; Atlanta, Georgia, USA; Atlanta Braves relief pitcher Raisel Iglesias (26) throws against the Los Angeles Dodgers in the ninth inning at Truist Park. Mandatory Credit: Brett Davis-Imagn Images

The Braves bullpen has moved into the top 10 overall for ERA.

8. Toronto Blue Jays

Mar 30, 2025; Toronto, Ontario, CAN; Toronto Blue Jays pitcher Jeff Hoffman (23) throws a pitch during the ninth inning against the Baltimore Orioles at Rogers Centre. Mandatory Credit: John E. Sokolowski-Imagn Images

The Jays bullpen has been mich better lately and it is a big reason why they are playing so well.

7. Boston Red Sox

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

Aroldis Chapman has been great, and the Red Sox bullpen has also been surprisingly good.

6. 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

The Royals entire pitching staff is great, but their bullpen has been excellent, mostly thanks to Carlos Estevez, who has been a rock in save situations.

5. Texas Rangers

Apr 4, 2025; Arlington, Texas, USA; Texas Rangers relief pitcher Robert Garcia (62) celebrates after he retires the Tampa Bay Rays during the eighth inning at Globe Life Field. Mandatory Credit: Jerome Miron-Imagn Images

The Rangers bullpen has been great lately, moving into the top 5 in bullpen ERA.

4. Chicago Cubs

May 31, 2025; Chicago, Illinois, USA; Chicago Cubs pitcher Daniel Palencia (48) reacts after the game against the Cincinnati Reds at Wrigley Field. Mandatory Credit: Matt Marton-Imagn Images

Closer Daniel Palencia has helped to solidify the back end of the pen and the Cubs have a top 5 bullpen ERA in MLB.

3. 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

Led by Josh Hader, the Astros have one of the best 3 bullpens in baseball.

2. San Diego Padres

Jul 2, 2025; Philadelphia, Pennsylvania, USA; San Diego Padres pitcher Robert Suarez (75) throws a pitch during the ninth inning against the Philadelphia Phillies at Citizens Bank Park. Mandatory Credit: Bill Streicher-Imagn Images

The bullpen is great, especially Jason Adam and Robert Suarez.

1. San Francisco Giants

Apr 7, 2025; San Francisco, California, USA; San Francisco Giants relief pitcher Camilo Doval (75) throws against the Cincinnati Reds during the eighth inning at Oracle Park. Mandatory Credit: John Hefti-Imagn Images

They have an elite ERA, WHIP, and two guys who can close out games in Doval and Walker.