| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 851. M Bosiocic vs D Kosic |
| 1-0 | 50 | 2019 | European Club Cup | C10 French |
| 852. D Kosic vs M Ezat |
| ½-½ | 31 | 2019 | European Club Cup | A48 King's Indian |
| 853. O Cvitan vs D Kosic |
| ½-½ | 22 | 2019 | European Club Cup | E53 Nimzo-Indian, 4.e3 |
| 854. S Ammar vs D Kosic |
| ½-½ | 29 | 2019 | Orbis 5 IM | A45 Queen's Pawn Game |
| 855. D Kosic vs T Sahil |
| ½-½ | 43 | 2019 | Orbis 5 IM | D35 Queen's Gambit Declined |
| 856. G Peycheva vs D Kosic |
| ½-½ | 21 | 2019 | Orbis 5 IM | E11 Bogo-Indian Defense |
| 857. D Kosic vs D Brankovic |
| ½-½ | 26 | 2019 | Orbis 5 IM | E92 King's Indian |
| 858. V Blesic vs D Kosic |
| ½-½ | 9 | 2019 | Orbis 5 IM | E11 Bogo-Indian Defense |
| 859. A Konstantinov vs D Kosic |
| ½-½ | 40 | 2019 | Orbis 5 IM | D44 Queen's Gambit Declined Semi-Slav |
| 860. D Kosic vs V Brankovic |
| 1-0 | 51 | 2019 | Orbis 5 IM | D46 Queen's Gambit Declined Semi-Slav |
| 861. V Radeva vs D Kosic |
| ½-½ | 13 | 2019 | Orbis 5 IM | C07 French, Tarrasch |
| 862. D Kosic vs S Pastar |
| ½-½ | 22 | 2019 | Orbis 5 IM | C00 French Defense |
| 863. D Kosic vs B Stankovic |
 | 1-0 | 29 | 2020 | 13th Paracin Summer Open | D03 Torre Attack (Tartakower Variation) |
| 864. C Anto vs D Kosic |
| ½-½ | 30 | 2020 | FSGM February | C11 French |
| 865. V Plat vs D Kosic |
| 0-1 | 43 | 2020 | FSGM February | A46 Queen's Pawn Game |
| 866. D Kosic vs G Dudin |
| 0-1 | 36 | 2020 | FSGM March | D03 Torre Attack (Tartakower Variation) |
| 867. G Dudin vs D Kosic |
| ½-½ | 16 | 2020 | Orbis July GM | A15 English |
| 868. D Kosic vs M Ratkovic |
| ½-½ | 11 | 2020 | Orbis July GM | D14 Queen's Gambit Declined Slav, Exchange Variation |
| 869. D Kosic vs R Markus |
| ½-½ | 24 | 2020 | TCh-SRB Premier | E94 King's Indian, Orthodox |
| 870. D Kosic vs G Dudin |
| 1-0 | 39 | 2021 | Paracin Winter GM | A46 Queen's Pawn Game |
| 871. D Kosic vs Niemann |
| 1-0 | 81 | 2021 | Paracin Winter GM | D37 Queen's Gambit Declined |
| 872. G Dudin vs D Kosic |
| ½-½ | 16 | 2021 | Paracin Orbis 1 GM | A15 English |
| 873. D Kosic vs Niemann |
| ½-½ | 41 | 2021 | Paracin Orbis 1 GM | D37 Queen's Gambit Declined |
| 874. D Kosic vs T Injac |
| ½-½ | 9 | 2021 | Paracin Orbis 1 GM | D45 Queen's Gambit Declined Semi-Slav |
| 875. T Injac vs D Kosic |
| 1-0 | 39 | 2021 | Paracin Orbis 2 IM Mix | D37 Queen's Gambit Declined |
Kibitzing
