Statistics| Year | Team | G | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| 2025 | Cardinals | 3 | 2.67 | 3 | 2 | 2 | 3 | 0 | 0 | 1 | 1 | 1.875 | 10.12 |
| 2024 | Cardinals | 8 | 8.00 | 12 | 11 | 8 | 10 | 0 | 0 | 0 | 0 | 2.500 | 11.25 |
| 2022 | Mariners | 1 | 1.00 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2.000 | 0.00 |
| 2021 | Reds | 1 | 1.33 | 2 | 2 | 3 | 2 | 0 | 0 | 0 | 0 | 3.750 | 13.50 |
| Total MLB | 13 | 13.00 | 18 | 16 | 14 | 15 | 0 | 0 | 1 | 1 | 2.462 | 10.38 |
| 2025 | Spring | 3 | 3.00 | 3 | 6 | 2 | 0 | 0 | 0 | 1 | 1 | 1.667 | 0.00 |
| | 2025 Projections |
|---|
| Source | | G | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| Consensus | 29 | 34.78 | 31 | 35 | 17 | 16 | 2 | 0 | 3 | 3 | 1.399 | 4.10 |
| FangraphsDepth | 51 | 51.00 | 46 | 51 | 25 | 23 | 3 | 0 | 0 | 0 | 1.392 | 4.06 |
| RV Current | 9 | 3.28 | 3 | 3 | 2 | 2 | 0 | 0 | 1 | 1 | 1.397 | 4.58 |
| RotoValue | 7 | 2.64 | 2 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 1.396 | 4.52 |
| Steamer | 51 | 51.00 | 46 | 51 | 24 | 21 | 3 | 0 | 0 | 0 | 1.359 | 3.75 |
| ZiPS | 29 | 50.70 | 46 | 51 | 27 | 25 | 3 | 0 | 0 | 0 | 1.440 | 4.44 |
| modZiPS | 29 | 50.70 | 46 | 51 | 27 | 25 | 3 | 0 | 5 | 5 | 1.440 | 4.44 |
2025 Game Log| May | | Pos | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| 2025-05-01 | @ Cin | RP | 1.67 | 1 | 2 | 1 | 3 | 0 | 0 | 0 | 0 | 1.200 | 16.20 |
| Total | 1.67 | 1 | 2 | 1 | 3 | 0 | 0 | 0 | 0 | 1.200 | 16.20 |
| April | | Pos | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| 2025-04-28 | @ Cin | RP | 0.67 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.500 | 0.00 |
| 2025-04-26 | v Mil | RP | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.000 | 0.00 |
| Total | 1.00 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 3.000 | 0.00 |
| Preseason | | Pos | IP | H | K | BB | ER | Win | Sav | Hld | S+H | WHIP | ERA |
|---|
| 2025-03-14 | @ NYM | RP | 1.00 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 2.000 | 0.00 |
| 2025-02-26 | @ NYY | RP | 1.00 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2.000 | 0.00 |
| 2025-02-22 | @ Mia | RP | 1.00 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1.000 | 0.00 |
| Total | 3.00 | 3 | 6 | 2 | 0 | 0 | 0 | 1 | 1 | 1.667 | 0.00 |
| | Date | Time | Headline |
|---|
| Wed Sep 29 2021 | 05:32 | Riley O'Brien Lasts Just 1 1/3 Innings In Debut |
| | 2025 Games by Position |
|---|
| RP | 3 |
|---|
| 3 | consecutive relief appearances |
|
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