| Season | Age | IP | K/9 | BB/9 | HR/9 | BABIP | xGB% | xFIP | FIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 35 | 2 | 13.5 | 4.5 | 4.5 | 0.400 | 50.8 | 4.35 | 9.96 | -0.11 |
| 2024 | 34 | 57.2 | 9.7 | 5.5 | 0.9 | 0.365 | 37.5 | 5.08 | 5.05 | 0.11 |
| 2023 | 33 | 63.2 | 9.3 | 4.1 | 0.6 | 0.330 | 34.1 | 3.83 | 3.74 | 0.50 |
| 2022 | 32 | 62 | 11.2 | 5.1 | 0.4 | 0.045 | 39.7 | 7.84 | 3.15 | 0.84 |
Koo Seung-min | 구승민
Lotte Giants | P