36 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Kostka, Vit | Rabatin, Jakub | 0-1 | B10 | Round 6: Kostka, Vit - Rabatin, Jakub | 2025-07-20 |
| Kostka, Vit | Haufe, Laurin | 1/2-1/2 | B19 | Round 4: Kostka, Vit - Haufe, Laurin | 2024-07-13 |
| Vit Kostka | Stefan Djuric | 1-0 | B00 | Round 9: Vit Kostka - Stefan Djuric | 2023-07-09 |
| Vit Kostka | Martin Fargac | 1/2-1/2 | C80 | Round 7: Vit Kostka - Martin Fargac | 2023-07-07 |
| Vit Kostka | Tomasz Posluszny | 1-0 | B40 | Round 5: Vit Kostka - Tomasz Posluszny | 2023-07-05 |
| Vit Kostka | Jan Sebesta | 1-0 | B31 | Round 3: Vit Kostka - Jan Sebesta | 2023-07-03 |
| Vit Kostka | Matej Jasso | 0-1 | B90 | Round 2: Vit Kostka - Matej Jasso | 2023-07-02 |
| Kostka, Vit | Haba, Petr | 0-1 | C01 | FIDE OPEN A | 2022-08-19 |
| Kostka, Vit | Neuman, Petr | 1/2-1/2 | B00 | FIDE OPEN A | 2022-08-18 |
| Kostka, Vit | Sramek, Vojtech | 1/2-1/2 | C45 | FIDE OPEN A | 2022-08-16 |
| Kostka, Vit | Blazek, Matej | 1-0 | B15 | Stare Mesto 2021 | 2021-08-21 |
| Kostka, Vit | Vodak, Rostislav | 1-0 | C10 | Stare Mesto 2021 | 2021-08-19 |
| Kostka, Vit | Vokac, Marek | 0-1 | B32 | Stare Mesto 2021 | 2021-08-17 |
| Kostka, Vit | Zpevak, Pavel | 0-1 | B41 | Stare Mesto 2021 | 2021-08-15 |
| Kostka, Vit | Matus, Filip | 1-0 | B90 | Stare Mesto 2021 | 2021-08-14 |
| Vit Kostka | Rostislav Kubos | 1/2-1/2 | C15 | Round 8: Vit Kostka - Rostislav Kubos | 2021-07-10 |
| Vit Kostka | Adam Fialka | 1-0 | B10 | Round 5: Vit Kostka - Adam Fialka | 2021-07-07 |
| Vit Kostka | Samuel Tomanec | 1-0 | B00 | Round 1: Vit Kostka - Samuel Tomanec | 2021-07-05 |
| Vit Kostka | Rafal Tymrakiewicz | 1/2-1/2 | B10 | Round 3: Vit Kostka - Rafal Tymrakiewicz | 2021-07-05 |