2025 MLB Midseason Relief Pitcher Review: Standouts, Struggles, and Surprises
A comprehensive look at the top relief pitchers in the 2025 MLB season, highlighting standout performances, unexpected struggles, and fantasy baseball implications.

The Good
Josh Hader/Bryan Abreu, Houston Astros Josh Hader continues to dominate the relief pitcher scene, leading in saves and strikeouts. His consistency and low WHIP make him a top fantasy asset. Bryan Abreu, also from the Astros, is on track for a career-high in holds, proving his value in formats that reward holds.
Aroldis Chapman, Boston Red Sox At 37, Chapman has reclaimed the closer role with impressive stats, including a 1.25 ERA and a high strikeout rate. His resurgence has made him a valuable pick in fantasy leagues.
Emilio Pagan, Cincinnati Reds Pagan has emerged as a reliable closer for the Reds, with a potential to surpass his career saves total. His performance has been a pleasant surprise for fantasy managers.
The Bad
Emmanuel Clase, Cleveland Guardians Clase has struggled compared to his previous seasons, with a higher ERA and WHIP. His performance has been a disappointment for those who drafted him early.
Devin Williams, New York Yankees Williams has had a rocky season, with a career-high ERA. Despite some improvement, his early struggles have left fantasy managers concerned.
Raisel Iglesias, Atlanta Braves Iglesias has lost his closer role due to a series of poor performances, including allowing multiple home runs. His future with the Braves remains uncertain.
The Ugly
Jordan Romano, Philadelphia Phillies Romano has been inconsistent, with a high ERA and WHIP. His struggles have led to reduced save opportunities, making him a risky fantasy option.
Ryan Pressly, Chicago Cubs Pressly has not lived up to expectations, with a low strikeout rate and high WHIP. The Cubs have moved on to other options for closing duties.
Ryan Walker, San Francisco Giants After a standout 2024 season, Walker has become a fantasy afterthought. His decline serves as a reminder of the volatility in relief pitching.
Conclusion
The 2025 MLB season has seen a mix of standout performances, unexpected struggles, and surprising turnarounds among relief pitchers. Fantasy managers must stay vigilant and adapt to these changes to maximize their team's potential.