9 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Kostka, Benjamin | Lippert, Daniel | 1-0 | B59 | Round 1: Kostka, Benjamin - Lippert, Daniel | 2025-11-23 |
| Kostka, Benjamin | Kanzow, Alexander | 0-1 | B33 | Round 2: Kostka, Benjamin - Kanzow, Alexander | 2025-11-23 |
| Kostka, Benjamin | Knospe, Tobias | 0-1 | B12 | Round 5: Kostka, Benjamin - Knospe, Tobias | 2025-11-23 |
| Kostka, Benjamin | Shukla, Bhavya | 1-0 | C02 | Round 7: Kostka, Benjamin - Shukla, Bhavya | 2025-11-23 |
| Kostka, Benjamin | Ugolini, Federico | 0-1 | C45 | Round 9: Kostka, Benjamin - Ugolini, Federico | 2025-11-23 |