| Retro ID | Player | Year | Team | History | Is Pitcher? | PA or IP | WAR | Wins | Losses |
|---|---|---|---|---|---|---|---|---|---|
| mazzm101 | Mazzera, Mel | 1939 | SLA | All SLA | 0 | 121 | 0.5 | 1 | 1 |
| mazzm101 | Mazzera, Mel | 1935 | SLA | All SLA | 0 | 34 | 0 | 0 | 0 |
| mazzm101 | Mazzera, Mel | 1937 | SLA | All SLA | 0 | 7 | 0 | 0 | 0 |
| mazzm101 | Mazzera, Mel | 1940 | PHI | All PHI | 0 | 175 | -0.4 | 1 | 3 |
| mazzm101 | Mazzera, Mel | 1938 | SLA | All SLA | 0 | 219 | -0.5 | 0 | 3 |