Bob O'Brien vs Edwin Díaz
MLB career
| Stat | B. O'Brien | E. Díaz |
|---|---|---|
| G | 14 | 527 |
| IP | 42.0 | 525.1 |
| ERA | 3.00 | 2.91 |
| WHIP | 1.31 | 1.05 |
| K | 15 | 849 |
| BB | 13 | 187 |
| K/9 | 3.21 | 14.55 |
| BB/9 | 2.79 | 3.20 |
B. O'Brien · last outing
Jul 7, 1971 vs Chicago Cubs — 1.0 IP, 1 K, 0 BB, 2 ER
E. Díaz · last outing
Sep 27, 2026 vs San Francisco Giants — 1.0 IP, 1 K, 0 BB, 0 ER