18 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Herczeg, Marcell | Sinoros-Szabo, Daniel | 1-0 | C47 | HUN Youth Team Ch. 2024 | 2024-10-29 |
| Herczeg, Marcell | Szabo, Marton Nandor | 1-0 | B76 | HUN Youth Team Ch. 2024 | 2024-10-28 |
| Herczeg, Marcell | Szegedy, Matyas | 1-0 | B11 | HUN Youth Ch. U10-18B U10-12G | 2024-04-06 |
| Herczeg, Marcell | Kolimar, Kristof Pal | 0-1 | B90 | HUN Youth Ch. U10-18B U10-12G | 2024-04-05 |
| Herczeg, Marcell | Foldes, Marton Gabor | 0-1 | B03 | HUN Youth Ch. U10-18B U10-12G | 2024-04-02 |
| Marcell Herczeg | Iosif Ciocani | 0-1 | D01 | Round 8: Marcell Herczeg - Iosif Ciocani | 2022-08-13 |
| Marcell Herczeg | Christian-Arrydan Tamas | 1-0 | B33 | Round 6: Marcell Herczeg - Christian-Arrydan Tamas | 2022-08-11 |
| Marcell Herczeg | Henry Edward Tudor | 1/2-1/2 | B41 | Round 4: Marcell Herczeg - Henry Edward Tudor | 2022-08-10 |
| Marcell Herczeg | Ilinca-Petra Batagan | 1-0 | C11 | Round 2: Marcell Herczeg - Ilinca-Petra Batagan | 2022-08-09 |