| Jun 29, 2025 | Steiner | 1–0 | Clasen | Round 9: Steiner, Daniel - Clasen, Dirk | Sicilian Defense: Najdorf Variation, English Attack, Anti-English | |
| Jun 29, 2025 | Lievenbruck | 0–1 | Steiner | Round 8: Lievenbruck, Matthias - Steiner, Daniel | Nimzo-Larsen Attack: Classical Variation | |
| Jun 29, 2025 | Steiner | ½–½ | Graf | Round 7: Steiner, Daniel - Graf, Joachim | Sicilian Defense: Lasker-Pelikan Variation, Schlechter Variation | |
| Jun 29, 2025 | Juergens | 1–0 | Steiner | Round 6: Juergens, Florian - Steiner, Daniel | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jun 29, 2025 | Steiner | 1–0 | Cichy | Round 5: Steiner, Daniel - Cichy, Michael, Dr. | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Jun 29, 2025 | Helmer | 1–0 | Steiner | Round 4: Helmer, Jan - Steiner, Daniel | Dutch Defense: Stonewall Variation, Modern Variation | |
| Jun 29, 2025 | Steiner | ½–½ | Daemmig | Round 3: Steiner, Daniel - Daemmig, Matthias, Dr. | Sicilian Defense: Scheveningen Variation | |
| Jun 29, 2025 | Steiner | 1–0 | Oberesch | Round 1: Steiner, Daniel - Oberesch, Tjark | Ruy Lopez: Cozio Defense | |
| Jun 26, 2025 | Weber | 0–1 | Steiner | Round 2: Weber, Dirk - Steiner, Daniel | English Opening: Symmetrical Variation | |
| Jun 15, 2025 | Grzeca | 1–0 | Steiner | Round 9: Grzeca, Pascal - Steiner, Daniel | Dutch Defense: Krejcik Gambit | |
| Jun 15, 2025 | Steiner | 0–1 | Klein | Round 8: Steiner, Daniel - Klein, Deniz | Nimzo-Indian Defense | |
| Jun 15, 2025 | Steiner | 0–1 | Klein | Round 7: Steiner, Daniel - Klein, Levent | Queen's Pawn Game | |
| Jun 15, 2025 | Eberle | 0–1 | Steiner | Round 6: Eberle, Triona - Steiner, Daniel | English Opening: Symmetrical Variation, Duchamp Variation | |
| Jun 14, 2025 | Lenz | 1–0 | Steiner | Round 5: Lenz, Joshua - Steiner, Daniel | Caro-Kann Defense: Panov Attack | |
| Jun 14, 2025 | Steiner | 0–1 | Fuhlrott | Round 4: Steiner, Daniel - Fuhlrott, Tim | Queen's Pawn Game: Stonewall Attack | |
| Jun 14, 2025 | Ahmed | ½–½ | Steiner | Round 3: Ahmed, Daniel - Steiner, Daniel | Dutch Defense: Rubinstein Variation | |
| Jun 14, 2025 | Steiner | 0–1 | Peng | Round 2: Steiner, Daniel - Peng, Xiang-Tobias | Nimzo-Indian Defense: Normal Variation, Ragozin Variation | |
| Jun 14, 2025 | Cofmann | 1–0 | Steiner | Round 1: Cofmann, Veaceslav - Steiner, Daniel | Dutch Defense: Staunton Gambit Accepted | |
| Aug 18, 2024 | Steiner | 0–1 | Brezis | EYCC 2024 Rapid O16 | Sicilian Defense: Lasker-Pelikan Variation, Retreat Variation | |
| Aug 17, 2024 | Steiner | ½–½ | Kazarjan | EYCC 2024 Rapid O16 | Sicilian Defense: Dragon Variation, Classical Variation | |
| Aug 17, 2024 | Steiner | 1–0 | Turcsanyi | EYCC 2024 Rapid O16 | Caro-Kann Defense: Exchange Variation | |
| Aug 17, 2024 | Steiner | 0–1 | Bodrogi | EYCC 2024 Rapid O16 | Caro-Kann Defense: Exchange Variation | |
| Aug 17, 2024 | Podolskyi | ½–½ | Steiner | EYCC 2024 Rapid O16 | Queen's Gambit Declined: Ragozin Defense | |
| Aug 17, 2024 | Ugorek | ½–½ | Steiner | EYCC 2024 Rapid O16 | Queen's Gambit Declined: Three Knights Variation | |
| — | Steiner | 0–1 | Antoniou | Round 6: Steiner, Daniel - Antoniou, Rafail | Sicilian Defense: French Variation, Westerinen Attack | |
| — | Antoniou | 1–0 | Steiner | Round 5: Antoniou, Rafail - Steiner, Daniel | Tarrasch Defense: Symmetrical Variation | |
