Zach Eflin’s name is back in Philadelphia Phillies discussions for the 2026 season. After a season derailed by back surgery in 2025, the former Phillies starter is reportedly healthy and could be a low-cost, high-reward signing. With the potential departure of Ranger Suarez in free agency, Eflin’s return could provide stability to the Phillies’ rotation and bring a familiar arm back to Citizens Bank Park.

Eflin’s Career with the Philadelphia Phillies

Eflin debuted with the Phillies on June 14, 2016, and spent the bulk of his career in Philadelphia through 2022. During his Phillies tenure, he showed flashes of dominance but battled inconsistency and injuries that often limited his effectiveness. Over his Phillies career, he averaged 4.64 strikeouts per game, with even stronger production at home in his last 25 home starts: 5.24 strikeouts per game and an ERA of 4.11. Across his entire career—including Philadelphia and other teams—Eflin has compiled 68 wins, 67 losses, a 4.27 ERA, and 914 strikeouts, demonstrating his ability to contribute over the long term. Returning to a familiar city, ballpark, and coaching staff could give Eflin a comfort level that might help him regain his best form.

Post-Philly Performance and Setbacks

After leaving Philadelphia, Eflin joined the Tampa Bay Rays in 2023 and was traded to the Baltimore Orioles in 2024. He posted strong numbers in 2023–24, including an ERA of around 3.59, showing improved command and strikeout ability compared to his Phillies years. However, 2025 was a major setback. Recurrent back problems forced multiple stints on the injured list, and he ultimately underwent lumbar microdiscectomy surgery. His 2025 season reflected the struggles, with a 5.93 ERA and 1.416 WHIP over 71.1 innings pitched.

Why a Phillies Reunion Could Make Sense

Eflin represents a low-cost, high-upside option for the Phillies. If he returns to his 2023–24 form, he could stabilize the rotation, particularly if Ranger Suarez departs via free agency. The familiarity of Philadelphia could be a key factor in his rebound—he knows the city, the ballpark, and the coaching staff, which may reduce the adjustment period and help him regain confidence on the mound. Additionally, Eflin still has swing-and-miss stuff and the ability to limit hard contact, making him a potential mid-rotation anchor.

Risks and Rewards

Of course, the back injury is a serious consideration. A short-term, incentive-laden contract could balance risk and reward. In a best-case scenario, Eflin could provide 25–28 quality starts and a sub-4.00 ERA. In a worst-case scenario, he could struggle to stay healthy or produce at the major league level.

For the Phillies, bringing Zach Eflin back in 2026 is a calculated gamble. If he can return to health and form, it may not only stabilize the rotation but also provide a compelling “homecoming” storyline that resonates with fans. A reunion with Eflin could be a smart baseball move with upside far outweighing the cost.