| — | Karas | 1–0 | Waldhausen Gordon | Grenke Open | Slav Defense: Quiet Variation | |
| — | Niermann | ½–½ | Karas | Grenke Open | French Defense: Schlechter Variation | |
| — | Kuhn | 1–0 | Karas | new tournament description | French Defense: Tarrasch Variation, Modern System | |
| Apr 26, 2026 | Karas | 0–1 | Piesik | Round 11: Karas, Marek - Piesik, Piotr | French Defense: Exchange Variation | |
| Apr 25, 2026 | Pulpan | 1–0 | Karas | Round 10: Pulpan, Jakub - Karas, Marek | Petrov's Defense | |
| Apr 24, 2026 | Karas | 1–0 | Banas | Round 9: Karas, Marek - Banas, Kamil | English Opening: Agincourt Defense | |
| Apr 23, 2026 | Pasti | 1–0 | Karas | SVK Extraliga 2024/2025 | Petrov's Defense: Modern Attack | |
| Apr 23, 2026 | Karas | ½–½ | Oruzinsky | SVK Extraliga 2024/2025 | King's Indian Attack, with e6 | |
| Apr 23, 2026 | Karas | ½–½ | Simo | SVK Extraliga 2024/2025 | Sicilian Defense: Hyperaccelerated Dragon | |
| Apr 23, 2026 | Butkiewicz | ½–½ | Karas | SVK Extraliga 2024/2025 | Semi-Slav Defense: Accelerated Meran Variation | |
| Apr 23, 2026 | Karas | 0–1 | Simacek | SVK Extraliga 2024/2025 | Four Knights Game: Scotch Variation, Schmid Defense | |
| Apr 23, 2026 | Karas | ½–½ | Mikrut | SVK Extraliga 2024/2025 | Modern Defense: Standard Defense | |
| Apr 23, 2026 | Karas | ½–½ | Toth | SVK Extraliga 2024/2025 | French Defense: Exchange Variation | |
| Feb 18, 2026 | Karas | 1–0 | Brida | O pohar L.Stura | English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense | |
| Feb 17, 2026 | Miciak | 0–1 | Karas | O pohar L.Stura | King's Indian Attack: French Variation | |
| Feb 17, 2026 | Jablonicky | 1–0 | Karas | O pohar L.Stura | King's Indian Attack: Yugoslav Variation | |
| Feb 17, 2026 | Karas | 1–0 | Jelen | O pohar L.Stura | Catalan Opening: Closed Variation, Rabinovich Variation | |
| Feb 17, 2026 | Havalda | 0–1 | Karas | O pohar L.Stura | Sicilian Defense: O'Kelly Variation, Maróczy Bind | |
| Feb 17, 2026 | Karas | ½–½ | Skaraiev | O pohar L.Stura | Sicilian Defense: Moscow Variation, Main Line | |
| Feb 17, 2026 | Puchovsky | 0–1 | Karas | O pohar L.Stura | Benko Gambit Accepted: Pawn Return Variation | |
| Dec 21, 2025 | Karas | ½–½ | Sivuk | Round 9: Karas, Marek - Sivuk, Vitaly | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Dec 20, 2025 | Miezis | ½–½ | Karas | Round 8: Miezis, Normunds - Karas, Marek | French Defense: Exchange Variation, Monte Carlo Variation | |
| Dec 20, 2025 | Karas | ½–½ | Tolmacevs | Round 7: Karas, Marek - Tolmacevs,Artjoms | Queen's Indian Defense: Kasparov-Petrosian Variation, Main Line | |
| Dec 19, 2025 | Iliaguev | ½–½ | Karas | Round 5: Iliaguev, Kafar - Karas, Marek | Queen's Pawn Game: Symmetrical Variation | |
| Dec 18, 2025 | Karas | ½–½ | Bazilius | Round 4: Karas, Marek - Bazilius, Augustinas | Queen's Gambit Accepted: Classical Defense, Normal Line | |
| Dec 17, 2025 | Elias | ½–½ | Karas | Round 3: Elias, David - Karas, Marek | Semi-Slav Defense: Marshall Gambit, Main Line | |
| Dec 16, 2025 | Karas | ½–½ | Vingris | Round 2: Karas, Marek - Vingris,Mikelis | King's Indian Defense: Exchange Variation | |
| Dec 14, 2025 | Aamodt | ½–½ | Karas | Round 6: Aamodt, Peder Marcus - Karas, Marek | Queen's Pawn Game: Symmetrical Variation | |
| Jul 27, 2025 | Kulon | 1–0 | Karas | CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament | Nimzo-Larsen Attack: Classical Variation | |
| Jul 26, 2025 | Karas | ½–½ | Cvek | CZECH OPEN 2025 - A - PARDUBICE OPEN - open grandmaster tournament | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Jul 16, 2025 | Karas | 0–1 | Finek | Round 3: Karas, Marek - Finek, Vaclav | Slav Defense: Quiet Variation, Schallopp Defense | |
| Jun 15, 2025 | Durana | ½–½ | Karas | LJ 2025 | Hungarian Opening | |
| Jun 12, 2025 | Karas | 1–0 | Babjak | LJ 2025 | King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System | |
| Jun 12, 2025 | Bracok | 0–1 | Karas | LJ 2025 | English Opening: King's English Variation, Taimanov Variation | |
| Jun 12, 2025 | Karas | ½–½ | Aliev | LJ 2025 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 12, 2025 | Karas | ½–½ | Holly | LJ 2025 | Nimzo-Larsen Attack: Indian Variation | |
| Jun 12, 2025 | Solcan | ½–½ | Karas | LJ 2025 | King's Indian Attack | |
| Jun 12, 2025 | Karas | 1–0 | Paluska | LJ 2025 | Catalan Opening: Open Defense, Classical Line | |
| Jun 12, 2025 | Panko | 0–1 | Karas | LJ 2025 | Sicilian Defense: Mengarini Variation | |
| May 30, 2025 | Karas | 0–1 | Balog | Round 2: Karas, Marek - Balog, Imre | Semi-Slav Defense | |
| May 7, 2025 | Karas | ½–½ | Valcu | 2nd IM tournament \"Hotel Stockholm North | Sicilian Defense: Moscow Variation | |
| May 7, 2025 | Karas | ½–½ | Valcu | 2nd IM tournament \"Hotel Stockholm North by First hotels young talents\" | Sicilian Defense: Moscow Variation | |
| May 6, 2025 | Ljungros | 0–1 | Karas | 2nd IM tournament \"Hotel Stockholm North by First hotels young talents\" | English Opening: Symmetrical Variation, Botvinnik System | |
| May 6, 2025 | Domalchuk-Jonasson | ½–½ | Karas | 2nd IM tournament \"Hotel Stockholm North by First hotels young talents\" | Semi-Slav Defense: Marshall Gambit | |
| May 5, 2025 | Karas | ½–½ | Rybka | 2nd IM tournament \"Hotel Stockholm North by First hotels young talents\" | Benoni Defense: Benoni-Indian Defense, Kingside Move Order | |
| May 5, 2025 | Cederstam | 0–1 | Karas | 2nd IM tournament \"Hotel Stockholm North by First hotels young talents\" | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Gurgenidze Variation | |
| May 4, 2025 | Karas | 0–1 | Sorensen | 2nd IM tournament \"Hotel Stockholm North by First hotels young talents\" | King's Indian Attack | |
| May 4, 2025 | Heimisson | 1–0 | Karas | 2nd IM tournament \"Hotel Stockholm North by First hotels young talents\" | Slav Defense: Exchange Variation | |
| May 3, 2025 | Karas | 1–0 | Berezjuk | 2nd IM tournament \"Hotel Stockholm North by First hotels young talents\" | Slav Defense: Modern Line | |
| May 3, 2025 | Kingsley | 1–0 | Karas | 2nd IM tournament \"Hotel Stockholm North by First hotels young talents\" | Sicilian Defense: Hyperaccelerated Dragon | |
| Apr 13, 2025 | Karas | ½–½ | Simacek | Tipos sachova extraliga | Catalan Opening: Open Defense, Classical Line | |
| Apr 12, 2025 | Mazur | ½–½ | Karas | Tipos sachova extraliga | Tarrasch Defense | |
| Apr 11, 2025 | Karas | ½–½ | Roubalik | Tipos sachova extraliga | Trompowsky Attack | |
| Jan 19, 2025 | Karas | 1–0 | Durana | Extraliga | Queen's Pawn Game: London System, with e6 | |
| Mar 16, 2025 | Bokros | 1–0 | Karas | TIPOS sachova extraliga 8. kolo | French Defense: St. George Defense | |
| Mar 15, 2025 | Karas | ½–½ | Jablonicky | TIPOS Extraliga | Queen's Pawn Game: Colle System | |
| Nov 24, 2024 | Karas | 0–1 | Piesik | SVK Extraliga 2024/2025 | Caro-Kann Defense: Karpov Variation, Modern Main Line | |
| Nov 23, 2024 | Butkiewicz | ½–½ | Karas | SVK Extraliga 2024/2025 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jul 25, 2024 | Stinka | 1–0 | Karas | CZECH OPEN 2024 - A - PARDUBICE OPEN | French Defense: St. George Defense, Three Pawn Attack | |
| Jul 13, 2024 | Karas | ½–½ | Vitak | Round 4: Karas, Marek - Vitak, Jiri | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 12, 2024 | Jares | ½–½ | Karas | Round 3: Jares, Michal - Karas, Marek | King's Indian Attack | |
| Mar 30, 2024 | Mladek | 1–0 | Karas | new tournament description | King's Indian Attack: Symmetrical Defense | |
| Mar 17, 2024 | Karas | 1–0 | Walton | Round 8: Karas, Marek - Walton, Alan J | Queen's Gambit Declined | |
| Mar 16, 2024 | Manley | ½–½ | Karas | Round 7: Manley, Jon P - Karas, Marek | French Defense: Rubinstein Variation, Blackburne Defense | |
| Feb 25, 2024 | Varga | ½–½ | Karas | Extraliga 2023/2024 | Catalan Opening: Closed | |
| Feb 24, 2024 | Karas | 0–1 | Zetocha | Extraliga 2023/2024 | Indian Defense: Anti-Nimzo-Indian | |
| Dec 21, 2024 | Michalik | 1–0 | Karas | Round 3: Michalik, Peter - Karas, Marek | Slav Defense: Quiet Variation, Schallopp Defense | |
| Jun 18, 2024 | Karas | 1–0 | Andre | MSR amaterov | Modern Defense | |
| Jun 18, 2024 | Straka | 0–1 | Karas | MSR amaterov | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Jun 17, 2024 | Karas | ½–½ | Pietrzak | MSR amaterov | Bogo-Indian Defense: Nimzowitsch Variation | |
| Jun 17, 2024 | Koval | 1–0 | Karas | MSR amaterov | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Jun 16, 2024 | Karas | ½–½ | Kulig | MSR amaterov | Hungarian Opening | |
| Jun 16, 2024 | Skreno | 0–1 | Karas | MSR amaterov | Queen's Pawn Game: Krause Variation | |
| Jun 15, 2024 | Karas | 1–0 | Ostruzlik | MSR amaterov | Indian Defense: Budapest Defense, Rubinstein Variation | |
| Jun 15, 2024 | Moravcik | 0–1 | Karas | MSR amaterov | English Opening: Symmetrical Variation, Anti-Benoni Variation | |
| May 4, 2024 | Karas | ½–½ | Tomaszewski | Extraliga 11.kolo | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| May 4, 2024 | Motuz | 0–1 | Karas | Extraliga 10.kolo | Benko Gambit | |
| May 2, 2024 | Stohl | 1–0 | Karas | Extraliga | Slav Defense: Quiet Variation, Schallopp Defense | |
| Dec 10, 2023 | Karas | ½–½ | Schwarz | SVK ECo-C Extraliga 2023/2024 | French Defense: Exchange Variation | |
| Dec 9, 2023 | Hros | ½–½ | Karas | SVK ECo-C Extraliga 2023/2024 | French Defense: King's Indian Attack | |
| Nov 5, 2023 | Karas | ½–½ | Szegi | SVK ECo-C Extraliga 2023/2024 | Rapport-Jobava System | |
| Nov 4, 2023 | Karas | 1–0 | Vass | SVK ECo-C Extraliga 2023/2024 | Queen's Gambit Declined | |
| Dec 18, 2022 | Karas | 0–1 | Donchenko | European Rapid Chess Championship 2022 | Sicilian Defense: Moscow Variation | |
| Dec 17, 2022 | Karas | ½–½ | Seo | European Rapid Chess Championship 2022 | Petrov's Defense: Classical Attack, Staunton Variation | |
| Dec 17, 2022 | Karas | 0–1 | Gavrilescu | European Rapid Chess Championship 2022 | Queen's Gambit Declined | |
| Dec 17, 2022 | De Filomeno | 0–1 | Karas | European Rapid Chess Championship 2022 | Slav Defense: Breyer Variation | |
| Dec 16, 2022 | Karas | ½–½ | Bartel | European Blitz Chess Championship 2022 | Indian Defense: London System | |
| Dec 16, 2022 | Karas | 1–0 | Parol | ebrcc2022 | Sicilian Defense: Closed, Traditional | |
| Dec 16, 2022 | Karas | 1–0 | Zhuk | ebrcc2022 | French Defense: Schlechter Variation | |
| Dec 16, 2022 | Karas | ½–½ | Sebenik | Katowice | Tarrasch Defense: Two Knights Variation | |
| Dec 16, 2022 | Karas | 1–0 | Kushnir | ebrcc2022 | King's Indian Attack | |
| Dec 16, 2022 | Karas | 0–1 | Tisaj | Katowice | Queen's Gambit Declined: Three Knights Variation | |
| Dec 16, 2022 | Karas | 1–0 | Bergsson | ebrcc2022 | Sicilian Defense: Closed | |
| Dec 16, 2022 | Karas | 0–1 | Subelj | Katowice | Englund Gambit Declined: Reversed French | |
| Dec 16, 2022 | Karas | 1–0 | Gumula | ebrcc2022 | Modern Defense | |
| Dec 16, 2022 | Bartel | 1–0 | Karas | European Blitz Chess Championship 2022 | French Defense: Classical Variation, Rubinstein Variation | |
| Dec 16, 2022 | Parol | 1–0 | Karas | ebrcc2022 | French Defense: Tarrasch Variation, Chistyakov Defense, Modern Line | |
| Dec 16, 2022 | Zhuk | 0–1 | Karas | ebrcc2022 | French Defense: Classical Variation, Steinitz Variation | |
| Dec 16, 2022 | Sebenik | 1–0 | Karas | Katowice | Queen's Pawn Game: Symmetrical Variation | |
| Dec 16, 2022 | Kushnir | 0–1 | Karas | ebrcc2022 | Grünfeld Defense: Three Knights Variation, Burille Variation, Reversed Tarrasch | |