| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. D Kollars vs R Stern |
| ½-½ | 41 | 2014 | 85th ch-GER | A14 English |
| 2. G Meins vs D Kollars |
| 1-0 | 60 | 2014 | 85th ch-GER | E94 King's Indian, Orthodox |
| 3. D Kollars vs D Hoeffer |
| 1-0 | 48 | 2014 | 85th ch-GER | B18 Caro-Kann, Classical |
| 4. M Breutigam vs D Kollars |
| 0-1 | 26 | 2014 | 85th ch-GER | A09 Reti Opening |
| 5. D Kollars vs H Poetsch |
| 0-1 | 45 | 2014 | 85th ch-GER | A14 English |
| 6. T Thiel vs D Kollars |
| 0-1 | 40 | 2014 | 85th ch-GER | C58 Two Knights |
| 7. D Kollars vs T Kabisch |
| 1-0 | 41 | 2014 | 85th ch-GER | B30 Sicilian |
| 8. Khenkin vs D Kollars |
| ½-½ | 41 | 2014 | 85th ch-GER | E81 King's Indian, Samisch |
| 9. D Kollars vs R Svane |
| ½-½ | 111 | 2014 | 85th ch-GER | A11 English, Caro-Kann Defensive System |
| 10. H Poetsch vs D Kollars |
| ½-½ | 22 | 2014 | 24th Erfurt Master Open | B29 Sicilian, Nimzovich-Rubinstein |
| 11. D Kollars vs N Lubbe |
| 0-1 | 33 | 2014 | 24th Erfurt Master Open | B30 Sicilian |
| 12. Bluebaum vs D Kollars |
| 1-0 | 37 | 2015 | 17th NordWest-Cup | D47 Queen's Gambit Declined Semi-Slav |
| 13. K Rasmussen vs D Kollars |
| ½-½ | 23 | 2015 | 2nd Nazari IM | A00 Uncommon Opening |
| 14. J Arroyo Rodriguez vs D Kollars |
| 0-1 | 47 | 2015 | 2nd Nazari IM | B29 Sicilian, Nimzovich-Rubinstein |
| 15. D Kollars vs J Cuenca Jimenez |
| ½-½ | 43 | 2015 | 2nd Nazari IM | C45 Scotch Game |
| 16. D Kollars vs L Fernandez Siles |
| 1-0 | 48 | 2015 | 2nd Nazari IM | B27 Sicilian |
| 17. P Ladron vs D Kollars |
| 0-1 | 41 | 2015 | 2nd Nazari IM | C26 Vienna |
| 18. D Kollars vs D Pires |
| ½-½ | 34 | 2015 | 2nd Nazari IM | C12 French, McCutcheon |
| 19. D Kollars vs J Fernandez de Bobadilla |
| 1-0 | 39 | 2015 | 2nd Nazari IM | A15 English |
| 20. D Kollars vs N Ninov |
| ½-½ | 8 | 2015 | 2nd Nazari IM | B86 Sicilian, Fischer-Sozin Attack |
| 21. Gabriel Fernandez De Bobadilla vs D Kollars |
| ½-½ | 6 | 2015 | 2nd Nazari IM | E91 King's Indian |
| 22. D Kollars vs Y Shvayger |
| ½-½ | 59 | 2015 | 19th Neckar Open | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 23. P Zwahr vs D Kollars |
| ½-½ | 80 | 2015 | 19th Neckar Open | B77 Sicilian, Dragon, Yugoslav Attack |
| 24. M Kvetny vs D Kollars |
| ½-½ | 36 | 2015 | 19th Neckar Open | D44 Queen's Gambit Declined Semi-Slav |
| 25. D Kollars vs N Ondersteijn |
| 0-1 | 41 | 2015 | 19th Neckar Open | C41 Philidor Defense |
Kibitzing
