10 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Ostafiev, Sara | Erasmie, Anton | 0-1 | B19 | Round 4: Ostafiev, Sara - Erasmie, Anton | 2026-06-30 |
| Ostafiev, Sara | Tomasdottir, Katrin Osk | 0-1 | B23 | Nordic girls chess championship 2026 | 2026-04-26 |
| Ostafiev, Sara | Prokofieva, Alexandra | 0-1 | B13 | Nordic girls chess championship 2026 | 2026-04-25 |
| Ostafiev, Sara | Chen, Isabella | 1/2-1/2 | C50 | Nordic girls chess championship 2026 | 2026-04-24 |
| Ostafiev, Sara | Karlsdottir, Harpa Hrafney | 1-0 | C50 | NM Piger Gruppe C | 2025-04-27 |
| Ostafiev, Sara | Sinitsyna, Julia | 1-0 | B13 | NM Piger Gruppe C | 2025-04-26 |
| Ostafiev, Sara | Jensen, Helena Egilstrod | 1-0 | C50 | NM Piger Gruppe C | 2025-04-25 |
| Ostafiev, Sara | Mariano-Wagman, Cristine Rose | 0-1 | C00 | Dam-SM i snabbschack 2022 | 2022-09-03 |