| Nov 1, 2025 | Goldmann | 1–0 | Schaefer | Runde 7: Goldmann, David - Schaefer, Maik | Caro-Kann Defense: Exchange Variation | |
| Nov 1, 2025 | Schaefer | 1–0 | Nolte | Runde 6: Schaefer, Maik - Nolte, Alexander Nicolai | Sicilian Defense | |
| Nov 1, 2025 | Budzyn | 1–0 | Schaefer | Runde 5: Budzyn, Matthias - Schaefer, Maik | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Oct 31, 2025 | Schaefer | ½–½ | zur Bruegge | Runde 4: Schaefer, Maik - zur Bruegge, Carsten | Ruy Lopez: Closed, Flohr System | |
| Oct 31, 2025 | Becher | ½–½ | Schaefer | Runde 3: Becher, Georg, Dr. - Schaefer, Maik | Réti Opening: Advance Variation | |
| Oct 30, 2025 | Schaefer | ½–½ | Ulrich | Runde 2: Schaefer, Maik - Ulrich, Helena Irene | Sicilian Defense | |
| Oct 30, 2025 | Noennig | 1–0 | Schaefer | Runde 1: Noennig, Jakob - Schaefer, Maik | Caro-Kann Defense: Maróczy Variation | |
| Jul 20, 2024 | Venkataramanan | 1–0 | Schaefer | Round 2: Venkataramanan, T.S. - Schaefer, Maik | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Dec 28, 2024 | Schaefer | 0–1 | Beeck | Round 4: Schaefer, Maik - Beeck, Mats | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Dec 15, 2024 | Schaefer | 0–1 | Lu | Round 2: Schaefer, Maik - Lu, Yunong Elias | Caro-Kann Defense: Exchange Variation | |
| Dec 15, 2024 | Schaefer | 0–1 | Borshchov | Round 5: Schaefer, Maik - Borshchov, Maksym | Scandinavian Defense: Modern Variation | |
| Dec 15, 2024 | Schaefer | 1–0 | Till Kuerschner | Round 6: Schaefer, Maik - Till Kuerschner | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Dec 15, 2024 | Schaefer | 1–0 | de Vries | Round 8: Schaefer, Maik - de Vries, Carsten | Sicilian Defense: Moscow Variation, Main Line | |
| Dec 15, 2024 | Klein | 0–1 | Schaefer | Round 1: Klein, Yves - Schaefer, Maik | Caro-Kann Defense: Exchange Variation | |
| Dec 15, 2024 | Snieder | 0–1 | Schaefer | Round 3: Snieder, Lennart - Schaefer, Maik | Caro-Kann Defense: Exchange Variation | |
| Dec 15, 2024 | Meessen | 1–0 | Schaefer | Round 4: Meessen, Max - Schaefer, Maik | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Dec 15, 2024 | Anatoli Mursajew | 0–1 | Schaefer | Round 7: Anatoli Mursajew - Schaefer, Maik | Caro-Kann Defense | |
| Dec 15, 2024 | Eschholz | 1–0 | Schaefer | Round 9: Eschholz, Enno - Schaefer, Maik | Caro-Kann Defense: Accelerated Panov Attack | |
| Dec 14, 2024 | Schaefer | 0–1 | Borshchov | Round 1: Schaefer, Maik - Borshchov, Maksym | Scandinavian Defense: Portuguese Gambit, Classical Variation | |
| Dec 14, 2024 | Schaefer | 1–0 | Rolfes | Round 3: Schaefer, Maik - Rolfes, Oliver | Ruy Lopez: Closed, Martinez Variation | |
| Dec 14, 2024 | Schaefer | 0–1 | Giorgadze | Round 5: Schaefer, Maik - Giorgadze, Giorgi | French Defense: Rubinstein Variation, Blackburne Defense | |
| Dec 14, 2024 | Schaefer | 1–0 | Wuebbenhorst | Round 7: Schaefer, Maik - Wuebbenhorst, Oke | Rat Defense: Small Center Defense | |
| Dec 14, 2024 | Schaefer | 0–1 | Aden | Round 9: Schaefer, Maik - Aden, Tammo | Caro-Kann Defense: Exchange Variation | |
| Dec 14, 2024 | Schaefer | 1–0 | Wolff | Round 11: Schaefer, Maik - Wolff, Ole | French Defense: Tarrasch Variation, Open System, Süchting Line | |
| Dec 14, 2024 | Schaefer | 0–1 | Adrovic | Round 13: Schaefer, Maik - Adrovic, Asmir | Caro-Kann Defense: Exchange Variation | |
| Dec 14, 2024 | Nafati | 0–1 | Schaefer | Round 2: Nafati, Meryem - Schaefer, Maik | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Dec 14, 2024 | Mader | 0–1 | Schaefer | Round 4: Mader, Sascha - Schaefer, Maik | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Dec 14, 2024 | Beeck | 0–1 | Schaefer | Round 6: Beeck, Sebastian - Schaefer, Maik | Caro-Kann Defense: Maróczy Variation | |
| Dec 14, 2024 | Schuette | 1–0 | Schaefer | Round 8: Schuette, Marc - Schaefer, Maik | Caro-Kann Defense: Two Knights Attack | |
| Dec 14, 2024 | Schacht | 1–0 | Schaefer | Round 10: Schacht, David - Schaefer, Maik | Bird Opening: Sturm Gambit | |
| Dec 14, 2024 | Pallapies | 1–0 | Schaefer | Round 12: Pallapies, Kilian - Schaefer, Maik | Van Geet Opening | |
| Nov 3, 2024 | Schaefer | ½–½ | Jakob | Round 7: Schaefer, Maik - Jakob, Matthias | Nimzowitsch Defense: Williams Variation | |
| Nov 2, 2024 | Schaefer | ½–½ | Wolf | Round 5: Schaefer, Maik - Wolf, Vincent | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Nov 2, 2024 | Goes | 0–1 | Schaefer | Round 6: Goes, Carsten - Schaefer, Maik | Caro-Kann Defense: Exchange Variation | |
| Nov 1, 2024 | Schaefer | 0–1 | Eyvazli | Round 3: Schaefer, Maik - Eyvazli, Ilkin | Sicilian Defense: Hyperaccelerated Dragon | |
| Nov 1, 2024 | Boesel | 1–0 | Schaefer | Round 4: Boesel, Alexander - Schaefer, Maik | Sicilian Defense: Moscow Variation, Sokolsky Variation | |
| Oct 31, 2024 | Schaefer | 1–0 | Gellrich | Round 1: Schaefer, Maik - Gellrich, Peter | Sicilian Defense: Moscow Variation | |
| Oct 31, 2024 | Gremmel | 1–0 | Schaefer | Round 2: Gremmel, Jonas Simon - Schaefer, Maik | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| Jul 22, 2022 | Schaefer | * | Steinle | open | ? | |
| Jul 21, 2022 | Berkle | * | Schaefer | open | ? | |
| Jul 19, 2022 | Roesch | * | Schaefer | open | ? | |
