| Nov 1, 2025 | Jezek | 0–1 | Mrazik | MČech HD14 2025 | French Defense: Advance Variation, Main Line | |
| Oct 31, 2025 | Mrazik | 0–1 | Koupil | MČech HD14 2025 | Philidor Defense | |
| Oct 30, 2025 | Mrazik | 1–0 | Tykalova | MČech HD14 2025 | Four Knights Game: Spanish Variation, Rubinstein Variation, Henneberger Variation | |
| Oct 29, 2025 | Roubicek | 0–1 | Mrazik | MČech HD14 2025 | French Defense: Exchange Variation | |
| Oct 25, 2025 | Vognic | 1–0 | Mrazik | MČech HD14 2025 | French Defense: Advance Variation, Milner-Barry Gambit | |
| May 11, 2025 | Mik | 1–0 | Mrazik | Round 9: Mik, Tomas - Mrazik, Marek | French Defense: Advance Variation, Paulsen Attack | |
| Jan 30, 2025 | Mrazik | 1–0 | Honcharov | Round 1: Mrazik, Marek - Honcharov, Makar | Rapport-Jobava System | |
| Jan 30, 2025 | Mrazik | 1–0 | Jakubse | Round 3: Mrazik, Marek - Jakubse, Tamae Severina | Richter-Veresov Attack | |
| Jan 30, 2025 | Mrazik | 1–0 | Petrasek | Round 5: Mrazik, Marek - Petrasek, Jiri | Rapport-Jobava System | |
| Jan 30, 2025 | Mrazik | 0–1 | Stara | Round 7: Mrazik, Marek - Stara, Zuzana | Rapport-Jobava System | |
| Jan 30, 2025 | Mrazik | 0–1 | Stary | Round 9: Mrazik, Marek - Stary, Vojtech | Horwitz Defense | |
| Jan 30, 2025 | Mrazik | 0–1 | Frantsev | Round 10: Mrazik, Marek - Frantsev, Iegor | Queen's Pawn Game: Chigorin Variation, Irish Gambit | |
| Jan 30, 2025 | Mrazik | 0–1 | Kroulik | Round 12: Mrazik, Marek - Kroulik, Vaclav | Rapport-Jobava System | |
| Jan 30, 2025 | Kala | 1–0 | Mrazik | Round 7: Kala, Jakub - Mrazik, Marek | English Opening: Anglo-Indian Defense, Scandinavian Defense, Exchange Variation | |
| Jan 30, 2025 | Mikulka | 1–0 | Mrazik | Round 2: Mikulka, Martin Michael - Mrazik, Marek | French Defense: Advance Variation, Euwe Variation | |
| Jan 30, 2025 | Mydlar | 1–0 | Mrazik | Round 4: Mydlar, Matej - Mrazik, Marek | French Defense: Schlechter Variation | |
| Jan 30, 2025 | Vojtech | 0–1 | Mrazik | Round 6: Vojtech, Ladislav - Mrazik, Marek | King's Indian Defense: Fianchetto Variation, Classical Fianchetto | |
| Jan 30, 2025 | Zadrapova | 1–0 | Mrazik | Round 8: Zadrapova, Amalie - Mrazik, Marek | Réti Opening: Anglo-Slav Variation, Bogoljubow Variation | |
| Jan 30, 2025 | Zrust | ½–½ | Mrazik | Round 11: Zrust, Lukas - Mrazik, Marek | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| Jan 30, 2025 | Sochor | 1–0 | Mrazik | Round 13: Sochor, Vaclav - Mrazik, Marek | Sicilian Defense: Alapin Variation | |
| Jan 29, 2025 | Mrazik | 0–1 | Horkovyi | Round 6: Mrazik, Marek - Horkovyi, Mykyta | Rapport-Jobava System | |
| Jan 29, 2025 | Zrust | 1–0 | Mrazik | Round 5: Zrust, Lukas - Mrazik, Marek | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Jan 28, 2025 | Mrazik | 0–1 | Kroulik | Round 4: Mrazik, Marek - Kroulik, Vaclav | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jan 28, 2025 | Bara | ½–½ | Mrazik | Round 3: Bara, Jan - Mrazik, Marek | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Jan 27, 2025 | Mrazik | ½–½ | Policar | Round 2: Mrazik, Marek - Policar, Martin | English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation | |
| Jan 27, 2025 | Frantsev | ½–½ | Mrazik | Round 1: Frantsev, Iegor - Mrazik, Marek | French Defense: Winawer Variation, Advance Variation | |
| Aug 19, 2024 | Mrazik | 1–0 | Policar | EYCC 2024 Blitz O12 | Sicilian Defense: Nimzowitsch Variation, Closed Variation | |
| Aug 19, 2024 | Policar | 1–0 | Mrazik | EYCC 2024 Blitz O12 | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Mar 16, 2024 | Mrazik | 1–0 | Brychta | MČR mládeže 2024 - FIDE OPEN | Queen's Gambit Declined: Harrwitz Attack | |
| Mar 15, 2024 | Sudrich | 0–1 | Mrazik | MČR mládeže 2024 - FIDE OPEN | Caro-Kann Defense: Advance Variation, Van der Wiel Attack | |
| Mar 14, 2024 | Mrazik | 0–1 | Skoloud | MČR mládeže 2024 - FIDE OPEN | Indian Defense: London System | |
| Mar 13, 2024 | Stavova | 1–0 | Mrazik | MČR mládeže 2024 - FIDE OPEN | Pirc Defense | |
| Mar 12, 2024 | Mrazik | 1–0 | Skrdle | MČR mládeže 2024 - FIDE OPEN | Queen's Gambit Declined: Marshall Defense | |
| Mar 11, 2024 | Mrazik | 0–1 | Zrubek | MČR mládeže 2024 - FIDE OPEN | Queen's Pawn Game: Accelerated London System | |
| Mar 11, 2024 | Rybacek | 1–0 | Mrazik | MČR mládeže 2024 - FIDE OPEN | Slav Defense: Three Knights Variation | |
| Mar 10, 2024 | Mrazik | 1–0 | Basler | MČR mládeže 2024 - FIDE OPEN | Indian Defense | |
| Mar 9, 2024 | Svoboda | 0–1 | Mrazik | MČR mládeže 2024 - FIDE OPEN | French Defense: Advance Variation, Nimzowitsch System | |