| Jul 13, 2026 | Karcz | 0–1 | Szumiec | Blitz C10 | Sicilian Defense: Classical Variation | |
| Jul 9, 2026 | Karcz | * | Wylezinski | Blitz Boys 10 | ? | |
| Jul 9, 2026 | Huzela | * | Karcz | Blitz Boys 10 | ? | |
| Jul 7, 2026 | Wilczek | 1–0 | Karcz | Rapid Boys 10 | Ruy Lopez: Classical Variation | |
| Jun 13, 2025 | Hauschild | 0–1 | Karcz | MMM PK-MP 2025 | Scotch Game: Benima Defense | |
| Jun 13, 2025 | Karcz | 0–1 | Dmitrowski | MMM PK-MP 2025 | Four Knights Game: Italian Variation | |
| Jun 13, 2025 | Sieczkowski | 1–0 | Karcz | MMM PK-MP 2025 | Bishop's Opening: Vienna Hybrid | |
| Jun 12, 2025 | Karcz | 0–1 | Banas | MMM PK-MP 2025 | Caro-Kann Defense: Classical Variation | |
| Jun 12, 2025 | Koziol | 0–1 | Karcz | MMM PK-MP 2025 | Ruy Lopez: Classical Variation | |
| Jun 12, 2025 | Karcz | 1–0 | Erazmus | MMM PK-MP 2025 | Italian Game: Classical Variation | |
| Jun 11, 2025 | Skrzat | 1–0 | Karcz | MMM PK-MP 2025 | Ruy Lopez: Classical Variation | |
| Jun 11, 2025 | Karcz | 0–1 | Wilczek | MMM PK-MP 2025 | Sicilian Defense: Closed, Traditional | |
| Jun 11, 2025 | Olszowski | 1–0 | Karcz | MMM PK-MP 2025 | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Aug 14, 2024 | Karcz | 0–1 | Mikolajczak | Open F | Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line | |
| Aug 14, 2024 | Flicinski | 1–0 | Karcz | Open F | Italian Game: Classical Variation, Albin Gambit | |
| Aug 13, 2024 | Karcz | 1–0 | Morawiec | Open F | Four Knights Game: Italian Variation | |
| Aug 12, 2024 | Karcz | 1–0 | Wiecek | Open F | Italian Game: Two Knights Defense, Knight Attack | |
| Aug 12, 2024 | Kisiel | 0–1 | Karcz | Open F | Italian Game: Classical Variation, Greco Gambit, Traditional Line | |
| Aug 12, 2024 | Beier | 1–0 | Karcz | Open F | Four Knights Game: Spanish Variation, Classical Variation | |
| Aug 11, 2024 | Karcz | 0–1 | Szczepanek | Open F | Scandinavian Defense: Modern Variation | |
| Aug 2, 2024 | Karcz | 0–1 | Reclik | rapid c8 | Four Knights Game: Italian Variation | |
| Aug 2, 2024 | Stanislawczyk | 1–0 | Karcz | rapid c8 | Center Game: Berger Variation | |
| May 2, 2023 | Gawronski | 1–0 | Karcz | MP Dzieci do lat 6 | Vienna Game: Anderssen Defense | |
| May 1, 2023 | Bablok | 0–1 | Karcz | MP Dzieci do lat 6 | Italian Game: Giuoco Piano | |
| May 1, 2023 | Sperka | 1–0 | Karcz | MP Dzieci do lat 6 | ? | |
| Apr 30, 2023 | Karcz | 0–1 | Mackowiak | MP Dzieci do lat 6 | Sicilian Defense: Bowdler Attack | |
| Apr 30, 2023 | Sopel | 1–0 | Karcz | MP Dzieci do lat 6 | Italian Game: Anti-Fried Liver Defense | |
| Apr 29, 2023 | Karcz | 0–1 | Witkowski | MP Dzieci do lat 6 | Bishop's Opening: Berlin Defense | |
| Apr 29, 2023 | Karcz | 1–0 | Zajadlak | MP Dzieci do lat 6 | Bishop's Opening: Berlin Defense | |
| — | Karcz | 0–1 | Stankowski | C08b | Sicilian Defense: Closed, Fianchetto Variation | |
| — | Karcz | 1–0 | Chochorek | C08b | Sicilian Defense: Snyder Variation | |
| — | Karcz | 1–0 | Stoklasa | EUYCC 2024 - U08 | Sicilian Defense: Closed | |
| — | Karcz | ½–½ | Motyka | EUYCC 2025 - U08 | Sicilian Defense: Closed | |
| — | Karcz | 0–1 | Szlendak | EUYCC 2025 - U08 | Sicilian Defense: Closed | |
| — | Karcz | 1–0 | Matala | EUYCC 2025 - U08 | Sicilian Defense: Closed | |
| — | Karcz | 0–1 | Talaba | EUYCC 2025 - U08 | Pirc Defense | |
| — | Wilczak | 0–1 | Karcz | C08 | King's Gambit Declined: Queen's Knight Defense | |
| — | Ziolkowski | 1–0 | Karcz | C08b | Italian Game: Classical Variation, Greco Gambit, Traditional Line | |
| — | Brentegani | 1–0 | Karcz | EUYCC 2025 - U08 | Italian Game: Classical Variation, Greco Gambit, Traditional Line | |
| — | Bravo Pausader | 0–1 | Karcz | EUYCC 2025 - U08 | Center Game: Berger Variation | |
| — | Valtonen | 0–1 | Karcz | EUYCC 2025 - U08 | Queen's Gambit Declined: Harrwitz Attack | |
| — | Katsarski | 0–1 | Karcz | EUYCC 2025 - U08 | Italian Game: Scotch Gambit, Max Lange Attack | |