22 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Costache, Stefan | Sanchez Cabrerizo, Adria | 1/2-1/2 | C11 | Round 5: Costache, Stefan - Sanchez Cabrerizo, Adria | 2026-03-30 |
| Costache, Stefan | Melero Martinez, Celia | 0-1 | A45 | SUB 10 RAPIDO 2024 | 2024-07-07 |
| Costache, Stefan | Garcia Jimenez, Cesar | 0-1 | A45 | SUB 10 RAPIDO 2024 | 2024-07-07 |
| Costache, Stefan | Ciganda Palacios, Iraia | 1-0 | D00 | CE SUB 10.2024 | 2024-07-06 |
| Costache, Stefan | Roca Barrios, Biel | 0-1 | D00 | SUB 10 RAPIDO 2024 | 2024-07-06 |
| Costache, Stefan | Beneyto de Ramon, Jaime | 0-1 | A45 | SUB 10 RAPIDO 2024 | 2024-07-06 |
| Costache, Stefan | Sribna, Mariia Sofiia | 1-0 | D00 | SUB 10 RAPIDO 2024 | 2024-07-06 |
| Costache, Stefan | Mumbru Borges, Marc | 0-1 | A45 | CE SUB 10.2024 | 2024-07-05 |
| Costache, Stefan | Aviles Vivancos, Alejandro | 1-0 | A43 | CE SUB 10.2024 | 2024-07-03 |