7 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Casteleijn, Diederick | Unruh, Charles M | 1-0 | B07 | Round 7: Casteleijn, Diederick - Unruh, Charles M | 2024-10-25 |
| Casteleijn, Diederick | Michalski, Daniel | 1/2-1/2 | C58 | Round 5: Casteleijn, Diederick - Michalski, Daniel | 2024-10-24 |
| Casteleijn, Diederick | Helbig, Mark | 1/2-1/2 | B12 | Round 3: Casteleijn, Diederick - Helbig, Mark | 2024-10-22 |
| Casteleijn, Diederick | Bublys, Vaidotas | 1-0 | A15 | Round 1: Casteleijn, Diederick - Bublys, Vaidotas | 2024-10-21 |