ERA+
Reese Olson · Season-by-season history
ERA+ over time
- Detroit Tigers · MLB
Hover over a bar for its value. Only numeric values with a recorded season are charted; missing seasons are not treated as zero.
| Season | Team | League | ERA+ |
|---|---|---|---|
| 2025 |  Detroit Tigers |
MLB | 132 |
| 2024 | Detroit Tigers |
MLB | 118 |
| 2023 | Detroit Tigers |
MLB | 109 |