| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. D Kollars vs E Romanov |
| 0-1 | 48 | 2015 | German Int Juniors | A15 English |
| 27. D Kollars vs S Bogner |
| ½-½ | 77 | 2015 | German Int Juniors | B43 Sicilian, Kan, 5.Nc3 |
| 28. R Vogel vs D Kollars |
| 1-0 | 22 | 2015 | German Int Juniors | E67 King's Indian, Fianchetto |
| 29. D Kollars vs J Carlstedt |
| ½-½ | 32 | 2015 | German Int Juniors | B06 Robatsch |
| 30. D Kollars vs F Osmanodja |
| 0-1 | 44 | 2015 | German Int Juniors | C41 Philidor Defense |
| 31. G Kjartansson vs D Kollars |
| 1-0 | 56 | 2015 | German Int Juniors | E94 King's Indian, Orthodox |
| 32. R Svane vs D Kollars |
| ½-½ | 31 | 2015 | German Int Juniors | D45 Queen's Gambit Declined Semi-Slav |
| 33. D Kollars vs K Piorun |
| 0-1 | 45 | 2015 | German Int Juniors | A10 English |
| 34. A Vovk vs D Kollars |
| ½-½ | 64 | 2015 | German Int Juniors | C78 Ruy Lopez |
| 35. D Kollars vs M Kopylov |
| 0-1 | 47 | 2015 | Haspa-Schachpokal Masters | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 36. D Kollars vs B Light |
| 1-0 | 76 | 2015 | Haspa-Schachpokal Masters | A10 English |
| 37. J Krause vs D Kollars |
| ½-½ | 41 | 2015 | Haspa-Schachpokal Masters | E00 Queen's Pawn Game |
| 38. T Hoefelsauer vs D Kollars |
| ½-½ | 112 | 2015 | Haspa-Schachpokal Masters | A15 English |
| 39. D Kollars vs T Dijkhuis |
| ½-½ | 25 | 2015 | Haspa-Schachpokal Masters | A20 English |
| 40. B Krause vs D Kollars |
| 0-1 | 45 | 2015 | Haspa-Schachpokal Masters | C53 Giuoco Piano |
| 41. D Kollars vs M Colpe |
| ½-½ | 32 | 2015 | Haspa-Schachpokal Masters | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 42. D Kollars vs Z Lanka |
| ½-½ | 34 | 2015 | Haspa-Schachpokal Masters | A36 English |
| 43. A Feuerstack vs D Kollars |
 | 0-1 | 43 | 2015 | Haspa-Schachpokal Masters | C78 Ruy Lopez |
| 44. D Kollars vs E Nordin |
| 1-0 | 28 | 2015 | Politiken Cup | A30 English, Symmetrical |
| 45. D Kollars vs E O Risting |
| 1-0 | 46 | 2015 | Politiken Cup | C03 French, Tarrasch |
| 46. J M Nielsen vs D Kollars |
| 0-1 | 20 | 2015 | Politiken Cup | E00 Queen's Pawn Game |
| 47. Smirin vs D Kollars |
| 1-0 | 38 | 2015 | Politiken Cup | E73 King's Indian |
| 48. D Kollars vs S Stojanovski |
| ½-½ | 24 | 2015 | Politiken Cup | B31 Sicilian, Rossolimo Variation |
| 49. J Kvamme vs D Kollars |
| 0-1 | 57 | 2015 | Politiken Cup | A15 English |
| 50. D Kollars vs R Haria |
| 1-0 | 77 | 2015 | Politiken Cup | C18 French, Winawer |
Kibitzing
