34 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Mrazek, Roman | Cimburek, Jan | 1/2-1/2 | B38 | Round 6: Mrazek, Roman - Cimburek, Jan | 2026-08-20 |
| Mrazek, Roman | Trcalek, David | 1-0 | B50 | Round 4: Mrazek, Roman - Trcalek, David | 2026-08-18 |
| Mrazek, Roman | Vysinsky, Otakar | 0-1 | B30 | Polofinale MCR junioru 2025 | 2025-11-22 |
| Mrazek, Roman | Belaska, Vaclav | 0-1 | B28 | Polofinale MCR junioru 2025 | 2025-11-19 |
| Mrazek, Roman | Sadil, Antonin | 1/2-1/2 | B40 | Polofinale MCR junioru 2025 | 2025-11-18 |
| Mrazek, Roman | Andrle, Filip | 0-1 | B40 | Polofinale MCR junioru 2025 | 2025-11-16 |
| Roman Mrazek | Matej Kuchar | 0-1 | B09 | Round 8: Roman Mrazek - Matej Kuchar | 2023-07-08 |
| Roman Mrazek | Karel Zalesky | 1-0 | C54 | Round 6: Roman Mrazek - Karel Zalesky | 2023-07-06 |
| Roman Mrazek | Tomas Hanak | 1/2-1/2 | C01 | Round 4: Roman Mrazek - Tomas Hanak | 2023-07-04 |
| Roman Mrazek | Adam Pelc | 1/2-1/2 | B40 | Round 3: Roman Mrazek - Adam Pelc | 2023-07-03 |
| Roman Mrazek | Janis Raptis | 0-1 | B13 | Round 9: Roman Mrazek - Janis Raptis | 2021-07-11 |
| Roman Mrazek | Adam Fialka | 1/2-1/2 | C00 | Round 7: Roman Mrazek - Adam Fialka | 2021-07-09 |
| Roman Mrazek | Jaroslav Olsar | 0-1 | C63 | Round 6: Roman Mrazek - Jaroslav Olsar | 2021-07-08 |
| Mrazek, Roman | Beran, Daniel | 1-0 | C62 | Bohumin Open | 2021-07-06 |
| Roman Mrazek | Jana Sikorova | 1-0 | B42 | Round 2: Roman Mrazek - Jana Sikorova | 2021-07-05 |
| Mrazek, Roman | Parak, Dominik | 1/2-1/2 | C01 | Round 3: Mrazek, Roman - Parak, Dominik |