| — | Michalczak | ½–½ | Reimann | Grenke Open | Queen's Pawn Game: Torre Attack, Breyer Variation | |
| — | Michalczak | ½–½ | Hulka | Grenke Open | Queen's Pawn Game: Symmetrical Variation | |
| — | Zeller | ½–½ | Michalczak | Grenke Open | King's Indian Attack | |
| Oct 18, 2025 | Michalczak | 1–0 | Wichtrup | Runde 9: Michalczak, Thomas - Wichtrup, Jan-Louis | Modern Defense: Standard Defense | |
| Oct 17, 2025 | Bade | 0–1 | Michalczak | Runde 8: Bade, Deniz - Michalczak, Thomas | Ruy Lopez: Marshall Attack, Modern Variation | |
| Oct 16, 2025 | Michalczak | ½–½ | Riechenberg | Runde 7: Michalczak, Thomas - Riechenberg, Sebastian | Sicilian Defense | |
| Oct 15, 2025 | Hendler | ½–½ | Michalczak | Runde 6: Hendler, Markus - Michalczak, Thomas | Sicilian Defense: O'Kelly Variation, Venice System | |
| Oct 14, 2025 | Michalczak | 1–0 | Jansen | Runde 5: Michalczak, Thomas - Jansen, Dirk | Tarrasch Defense: Two Knights Variation | |
| Oct 13, 2025 | Sunko | ½–½ | Michalczak | Runde 4: Sunko, Sviatoslav - Michalczak, Thomas | Dutch Defense: Rubinstein Variation | |
| Oct 12, 2025 | Michalczak | 1–0 | Woestmann | Runde 3: Michalczak, Thomas - Woestmann, Ulrich | Sicilian Defense: Najdorf Variation | |
| Oct 12, 2025 | Georg | ½–½ | Michalczak | Runde 2: Georg, Felix - Michalczak, Thomas | Queen's Gambit Declined: Tarrasch Defense, Pseudo-Tarrasch | |
| Oct 11, 2025 | Michalczak | ½–½ | Merz | Runde 1: Michalczak, Thomas - Merz, Martin | Sicilian Defense: Alapin Variation | |
| Feb 23, 2025 | Vetoshko | 1–0 | Michalczak | Round 9: Vetoshko, Volodymyr - Michalczak, Thomas | Benko Gambit Accepted: Modern Variation | |
| Feb 22, 2025 | Michalczak | ½–½ | Joachim | Round 8: Michalczak, Thomas - Joachim, Sven | Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid | |
| Oct 19, 2024 | Michalczak | 1–0 | Weidemann | Round 9: Michalczak, Thomas - Weidemann, Jakob | Nimzo-Indian Defense: Classical Variation, Noa Variation | |
| Oct 18, 2024 | Kvantaliani | 0–1 | Michalczak | Round 8: Kvantaliani, Saba - Michalczak, Thomas | Caro-Kann Defense: Advance Variation, Bayonet Attack | |
| Oct 17, 2024 | Michalczak | 0–1 | Menzel | Round 7: Michalczak, Thomas - Menzel, Maximilian | Caro-Kann Defense: Panov Attack, Main Line | |
| Oct 16, 2024 | Schalow | 0–1 | Michalczak | Round 6: Schalow, Daniel - Michalczak, Thomas | Indian Defense: Przepiorka Variation | |
| Oct 15, 2024 | Michalczak | 0–1 | Schmitzer | Round 5: Michalczak, Thomas - Schmitzer, Klaus | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Oct 14, 2024 | Sepe | 0–1 | Michalczak | Round 4: Sepe, Giovanni Paolo - Michalczak, Thomas | Caro-Kann Defense: Exchange Variation | |
| Oct 13, 2024 | Michalczak | ½–½ | Hidding | Round 3: Michalczak, Thomas - Hidding, Yannick | Sicilian Defense: Alapin Variation | |
| Oct 13, 2024 | Bennemann | 0–1 | Michalczak | Round 2: Bennemann, Ingmar - Michalczak, Thomas | Queen's Gambit Declined: Cambridge Springs Defense, Bogoljubow Variation | |
| Oct 12, 2024 | Michalczak | 1–0 | Weisskopf | Round 1: Michalczak, Thomas - Weisskopf, Lutz | Sicilian Defense: Alapin Variation | |
| Oct 6, 2022 | Michalczak | 0–1 | Johansson | ECCC_22 | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Oct 4, 2022 | Michalczak | 0–1 | Christiansen | ECCC_22 | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Jul 24, 2022 | Michalczak | ½–½ | Petrovskyi | open | Sicilian Defense: Najdorf Variation | |
| Jul 22, 2022 | Michalczak | 0–1 | Kramer | open | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Nyezhmetdinov Attack | |
| Jul 21, 2022 | Michalczak | ½–½ | Gschnitzer | open | Caro-Kann Defense: Panov Attack, Fianchetto Defense | |
| Jul 19, 2022 | Michalczak | * | Waffenschmidt | open | ? | |
| Jan 14, 2022 | Hrabusa | 1–0 | Michalczak | Open Praha 2022 | Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line | |
| Jan 13, 2022 | Michalczak | 1–0 | Mach | Open Praha 2022 | Pseudo Queen's Indian Defense | |
| Jan 12, 2022 | Adamko | 0–1 | Michalczak | Open Praha 2022 | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Jan 11, 2022 | Michalczak | 0–1 | Urkedal | Open Praha 2022 | Sicilian Defense: Delayed Alapin Variation | |
| Jan 10, 2022 | Czerw | ½–½ | Michalczak | Open Praha 2022 | Ruy Lopez: Morphy Defense, Wormald Attack | |
| Jan 9, 2022 | Michalczak | 1–0 | Mach | Open Praha 2022 | Scandinavian Defense: Marshall Variation | |
| Jan 8, 2022 | Haring | 1–0 | Michalczak | Open Praha 2022 | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| — | Michalczak | 0–1 | Liu | Round 4: Michalczak, Thomas - Liu, Yan | Sicilian Defense: Alapin Variation, Barmen Defense | |
| — | Klimkowski | 1–0 | Michalczak | Round 2: Klimkowski, Jan - Michalczak, Thomas | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| — | Gloeckler | 1–0 | Michalczak | Round 8: Gloeckler, Christian - Michalczak, Thomas | Zukertort Opening | |