22 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Mueller, Cosima | Sauer, Ben | 1-0 | B44 | ODJM B 2025 | 2025-06-13 |
| Mueller, Cosima | Gulamov, Elmir | 0-1 | C14 | ODJM B 2025 | 2025-06-11 |
| Mueller, Cosima | Lau, Lars | 1-0 | C10 | ODJM B 2025 | 2025-06-10 |
| Mueller, Cosima | Cilo, Seyyid | 0-1 | C71 | ODJM B 2025 | 2025-06-08 |
| Mueller, Cosima | Prokscha, Charlotte | 0-1 | B76 | DVM U16w 2024 | 2024-12-29 |
| Mueller, Cosima | Fock, Madiha | 0-1 | B94 | DVM U16w 2024 | 2024-12-28 |
| Mueller, Cosima | Roessling, Laura Marie | 1-0 | C87 | DVM U16w 2024 | 2024-12-27 |
| Cosima Mueller | Ronja Jacobasch | 1/2-1/2 | B01 | Round 7: Cosima Mueller - Ronja Jacobasch | 2023-07-09 |
| Cosima Mueller | Doris Wulf | 1/2-1/2 | B98 | Round 5: Cosima Mueller - Doris Wulf | 2023-07-08 |
| Cosima Mueller | Brigitte Von Herman | 1/2-1/2 | C41 | Round 2: Cosima Mueller - Brigitte Von Herman | 2023-07-06 |