| Jul 13, 2026 | Stepinski | 1–0 | Mulawa | Blitz C18 | Alekhine Defense: Exchange Variation | |
| Jul 13, 2026 | Stepinski | ½–½ | Jasiulewicz | Blitz C18 | French Defense: Tarrasch Variation, Morozevich Variation | |
| Jul 13, 2026 | Zielonka | ½–½ | Stepinski | Blitz C18 | English Opening: King's English Variation, Two Knights Variation | |
| Jul 13, 2026 | Stepinski | 0–1 | Borischik | Blitz C18 | Sicilian Defense: Kan Variation, Wing Attack, Fianchetto Variation | |
| Jul 13, 2026 | Skrzypinski | ½–½ | Stepinski | Blitz C18 | Owen Defense | |
| Jul 13, 2026 | Stepinski | 0–1 | Dobosiewicz | Blitz C18 | King's Indian Attack | |
| Jul 12, 2026 | Stepinski | 0–1 | Rekuc | Rapid C18 | Sicilian Defense: Moscow Variation | |
| Jul 12, 2026 | Warchol | 0–1 | Stepinski | Rapid C18 | Caro-Kann Defense: Advance Variation | |
| Jul 12, 2026 | Stepinski | 1–0 | Nagly | Rapid C18 | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jul 12, 2026 | Stepinski | 1–0 | Grzebieniowski | Rapid C18 | Caro-Kann Defense: Two Knights Attack | |
| Jul 11, 2026 | Rzap | ½–½ | Stepinski | Rapid C18 | Polish Defense | |
| Jul 11, 2026 | Stepinski | 0–1 | Mulawa | Rapid C18 | Alekhine Defense: Exchange Variation, Voronezh Variation | |
| Jul 11, 2026 | Stepinski | 1–0 | Wandor | Rapid C18 | Sicilian Defense: Closed | |
| Jul 11, 2026 | Krasniewski | ½–½ | Stepinski | Rapid C18 | Indian Defense: Dzindzi-Indian Defense | |
| Jul 11, 2026 | Stepinski | 1–0 | Borowik | Rapid C18 | Sicilian Defense: Moscow Variation | |
| Jul 11, 2026 | Pyrek | 0–1 | Stepinski | Rapid C18 | Indian Defense: Dzindzi-Indian Defense | |
| Jul 10, 2026 | Sowinski | 1–0 | Stepinski | Rapid C18 | Nimzo-Indian Defense: Normal Variation | |
| Jul 9, 2026 | Rekuc | ½–½ | Stepinski | rzeszow | Indian Defense: Dzindzi-Indian Defense | |
| Jul 9, 2026 | Stepinski | 0–1 | Rekuc | rzeszow | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jul 8, 2026 | Stepinski | 0–1 | Tabuenca Mendataurigoitia | rzeszow | Philidor Defense: Exchange Variation | |
| Jul 8, 2026 | Jura | 0–1 | Stepinski | rzeszow | Caro-Kann Defense: Exchange Variation | |
| Jul 8, 2026 | Mulawa | ½–½ | Stepinski | rzeszow | English Opening: Symmetrical Variation, Four Knights Variation | |
| Jul 8, 2026 | Stepinski | ½–½ | Stachniak | rzeszow | Ruy Lopez: Schliemann Defense | |
| Jul 7, 2026 | Stepinski | ½–½ | Krawczyk | rzeszow | Sicilian Defense: Chekhover Variation | |
| Jul 7, 2026 | Frankiv | 0–1 | Stepinski | rzeszow | Caro-Kann Defense: Advance Variation | |
| Jul 7, 2026 | Jablonski | 0–1 | Stepinski | rzeszow | English Opening: King's English Variation, Two Knights Variation, Reversed Dragon | |
| Jul 7, 2026 | Stepinski | 1–0 | Wandor | rzeszow | Sicilian Defense: Moscow Variation, Sokolsky Variation | |
| Jul 6, 2026 | Stepinski | 0–1 | Dubnevych | rzeszow | Four Knights Game | |
| Jul 6, 2026 | Stepinski | 1–0 | Haliniak | XXII Baltic Pearl Chess Festival 2026 - Group A 1-20 | Pirc Defense | |
| Jul 4, 2026 | Zawal | 0–1 | Stepinski | XXII Baltic Pearl Chess Festival 2026 - Group A 1-20 | Scandinavian Defense: Classical Variation | |
| Jul 3, 2026 | Stepinski | 1–0 | Protas | XXII Baltic Pearl Chess Festival 2026 - Group A 1-20 | Sicilian Defense: Closed, Traditional | |
| Jul 2, 2026 | Panczyszyn | 1–0 | Stepinski | XXII Baltic Pearl Chess Festival 2026 - Group A 1-20 | Indian Defense | |
| Jul 1, 2026 | Stepinski | 1–0 | Wesolowski | XXII Baltic Pearl Chess Festival 2026 - Group A 1-20 | Slav Defense: Modern Line | |
| Jun 30, 2026 | Kopacki | 1–0 | Stepinski | XXII Baltic Pearl Chess Festival 2026 - Group A 1-20 | Caro-Kann Defense | |
| Jun 29, 2026 | Stepinski | 1–0 | Jozwik | XXII Baltic Pearl Chess Festival 2026 - Group A 1-20 | King's Indian Attack, with e6 | |
| Jun 28, 2026 | Mocny | 0–1 | Stepinski | XXII Baltic Pearl Chess Festival 2026 - Group A 1-20 | Queen's Pawn Game | |
| Jun 27, 2026 | Aliaudzin | ½–½ | Stepinski | XXII Baltic Pearl Chess Festival 2026 - Group A 1-20 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| May 29, 2026 | Pycinski | ½–½ | Stepinski | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026 | Sicilian Defense: Najdorf Variation, Opocensky Variation, Modern Line | |
| May 28, 2026 | Zareba | ½–½ | Stepinski | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026 | Caro-Kann Defense: Two Knights Attack | |
| May 27, 2026 | Stepinski | 1–0 | Ciesla | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026 | Pirc Defense | |
| May 26, 2026 | Wilusz | 0–1 | Stepinski | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026 | Scandinavian Defense: Main Line, Leonhardt Gambit | |
| May 25, 2026 | Stepinski | ½–½ | Wolak | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026 | Sicilian Defense: Najdorf Variation | |
| May 24, 2026 | Stepinski | 1–0 | Krajdocha | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026 | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| May 23, 2026 | Maj | 1–0 | Stepinski | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026 | Rat Defense: Antal Defense | |
| May 22, 2026 | Stepinski | ½–½ | Klim | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026 | Zukertort Opening: Nimzo-Larsen Variation | |
| May 21, 2026 | Kraczek | 0–1 | Stepinski | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2026 | Pirc Defense | |
| Mar 15, 2026 | Gawlik | ½–½ | Stepinski | Indywidualne Mistrzostwa Polski Juniorow 2026 - C18 | Modern Defense: Standard Defense | |
| Mar 14, 2026 | Stepinski | 0–1 | Ugorek | Indywidualne Mistrzostwa Polski Juniorow 2026 - C18 | Sicilian Defense: Najdorf Variation, Main Line | |
| Mar 13, 2026 | Skrzypinski | ½–½ | Stepinski | Indywidualne Mistrzostwa Polski Juniorow 2026 - C18 | Caro-Kann Defense | |
| Mar 12, 2026 | Stepinski | ½–½ | Zareba | Indywidualne Mistrzostwa Polski Juniorow 2026 - C18 | Philidor Defense: Exchange Variation | |
| Mar 11, 2026 | Dylong | 1–0 | Stepinski | Indywidualne Mistrzostwa Polski Juniorow 2026 - C18 | Pseudo Queen's Indian Defense | |
| Mar 10, 2026 | Stepinski | 1–0 | Rekuc | Indywidualne Mistrzostwa Polski Juniorow 2026 - C18 | Sicilian Defense: Najdorf Variation, English Attack | |
| Mar 10, 2026 | Klys | ½–½ | Stepinski | Indywidualne Mistrzostwa Polski Juniorow 2026 - C18 | Caro-Kann Defense: Exchange Variation | |
| Mar 9, 2026 | Stepinski | 1–0 | Wolak | Indywidualne Mistrzostwa Polski Juniorow 2026 - C18 | Ruy Lopez: Morphy Defense | |
| Mar 8, 2026 | Mulawa | 1–0 | Stepinski | Indywidualne Mistrzostwa Polski Juniorow 2026 - C18 | English Opening: King's English Variation, Two Knights Variation, Reversed Dragon | |
| Sep 20, 2025 | Zochowski | 0–1 | Stepinski | Szansa25 | English Opening: Symmetrical Variation, Rubinstein Variation | |
| Sep 20, 2025 | Stepinski | 1–0 | Przybylski | Szansa25 | French Defense: Tarrasch Variation, Modern System | |
| Sep 20, 2025 | Psyk | 1–0 | Stepinski | Szansa25 | Caro-Kann Defense: Exchange Variation | |
| Sep 20, 2025 | Cukrowski | ½–½ | Stepinski | Szansa25 | English Opening: Anglo-Indian Defense, King's Indian Formation | |
| Sep 20, 2025 | Stepinski | 1–0 | Rajlich | Szansa25 | French Defense: Tarrasch Variation, Pawn Center Variation | |
| Sep 20, 2025 | Stachniak | 0–1 | Stepinski | Szansa25 | Caro-Kann Defense: Exchange Variation | |
| Sep 20, 2025 | Stepinski | * | Druzd | Szansa25 | ? | |
| Sep 20, 2025 | Etut | * | Stepinski | Szansa25 | ? | |
| Sep 20, 2025 | Stepinski | 0–1 | Baum | Szansa25 | Philidor Defense: Exchange Variation | |
| Sep 20, 2025 | Stanczak | * | Stepinski | Szansa25 | ? | |
| Sep 7, 2025 | Stepinski | ½–½ | Klim | 2 liga 2025 1 | Ruy Lopez: Cozio Defense | |
| Sep 6, 2025 | Pietrzak | ½–½ | Stepinski | 2 liga 2025 1 | English Opening: Symmetrical Variation, Rubinstein Variation | |
| Sep 5, 2025 | Stepinski | 1–0 | Trochimczuk | 2 liga 2025 1 | Caro-Kann Defense: Exchange Variation | |
| Sep 4, 2025 | Szarwacki | 1–0 | Stepinski | 2 liga 2025 2 | Caro-Kann Defense: Tartakower Variation | |
| Sep 3, 2025 | Stepinski | 0–1 | Madrawski | 2 liga 2025 1 | Owen Defense | |
| Sep 2, 2025 | Ciesla | 0–1 | Stepinski | 2 liga 2025 2 | Sicilian Defense: Godiva Variation | |
| Sep 1, 2025 | Stepinski | ½–½ | Zajac | 2 liga 2025 2 | Sicilian Defense: Chekhover Variation | |
| Jul 8, 2025 | Rutkowski | ½–½ | Stepinski | XXI Batlic Pearl Ches Festival 2025 Group A | English Opening: Symmetrical Variation, Normal Variation | |
| Jul 7, 2025 | Stepinski | 1–0 | Duda | XXI Batlic Pearl Ches Festival 2025 Group A | Scandinavian Defense: Valencian Variation | |
| Jul 5, 2025 | Stepinski | 1–0 | Standowicz | XXI Batlic Pearl Ches Festival 2025 Group A | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Jul 4, 2025 | Wilgosz | ½–½ | Stepinski | XXI Batlic Pearl Ches Festival 2025 Group A | Caro-Kann Defense: Two Knights Attack | |
| Jul 3, 2025 | Stepinski | ½–½ | Zareba | XXI Batlic Pearl Ches Festival 2025 Group A | Ruy Lopez: Morphy Defense, Mackenzie Variation | |
| Jul 2, 2025 | Pacuszka | ½–½ | Stepinski | XXI Batlic Pearl Ches Festival 2025 Group A | Queen's Pawn Game | |
| Jul 1, 2025 | Stepinski | 1–0 | Protas | XXI Batlic Pearl Ches Festival 2025 Group A | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 30, 2025 | Luczak | 1–0 | Stepinski | XXI Batlic Pearl Ches Festival 2025 Group A | King's Indian Attack | |
| Jun 22, 2025 | Stepinski | 1–0 | Ugorek | DMPJ 1 liga 2025 | King's Pawn Game | |
| Jun 21, 2025 | Kubik | ½–½ | Stepinski | DMPJ 1 liga 2025 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jun 20, 2025 | Musial | 1–0 | Stepinski | DMPJ 1 liga 2025 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jun 19, 2025 | Stepinski | 1–0 | Dylong | DMPJ 1 liga 2025 | French Defense: Tarrasch Variation, Pawn Center Variation | |
| Jun 18, 2025 | Stepinski | ½–½ | Komendecki | DMPJ 1 liga 2025 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Jun 17, 2025 | Pycinski | ½–½ | Stepinski | DMPJ 1 liga 2025 | Rapport-Jobava System | |
| Jun 16, 2025 | Stepinski | ½–½ | Wandor | DMPJ 1 liga 2025 | Sicilian Defense: Chekhover Variation | |
| Jun 15, 2025 | Duda | 0–1 | Stepinski | DMPJ 1 liga 2025 | Caro-Kann Defense: Apocalypse Attack | |
| Jun 14, 2025 | Stepinski | ½–½ | Moczulski | DMPJ 1 liga 2025 | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Sep 22, 2024 | Stepinski | * | Sarnik | Szansa Rapid 2024 | ? | |
| Sep 22, 2024 | Stepinski | 1–0 | Przybylski | Szansa Rapid 2024 | French Defense: Tarrasch Variation, Guimard Defense, Main Line | |
| Sep 22, 2024 | Stepinski | 0–1 | Wikar | Szansa Rapid 2024 | Sicilian Defense: Kalashnikov Variation | |
| Sep 22, 2024 | Stepinski | * | Stochnialek | Szansa Rapid 2024 | ? | |
| Sep 22, 2024 | Heberla | 1–0 | Stepinski | Szansa Rapid 2024 | King's Indian Defense: Normal Variation, Rare Defenses | |
| Sep 22, 2024 | Sarnik | * | Stepinski | Szansa Rapid 2024 | ? | |
| Sep 22, 2024 | Kutowski | ½–½ | Stepinski | Szansa Rapid 2024 | Caro-Kann Defense: Tartakower Variation | |
| Sep 22, 2024 | Brzezina | 1–0 | Stepinski | Szansa Rapid 2024 | King's Indian Defense: Steiner Attack | |
| Sep 3, 2024 | Hiren K G | 0–1 | Stepinski | Festival | Nimzo-Larsen Attack: Modern Variation | |
| Sep 2, 2024 | Stepinski | 0–1 | Terkiewicz | Festival | Sicilian Defense: Moscow Variation | |
| Sep 1, 2024 | Hulka | ½–½ | Stepinski | Festival | Pirc Defense: Austrian Attack | |