| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. S Mladenov vs Z Medvegy |
 | 1-0 | 24 | 2013 | Bundesliga 2013/14 | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 52. A Zajogin vs S Mladenov |
| 0-1 | 35 | 2013 | Bundesliga 2013/14 | A67 Benoni, Taimanov Variation |
| 53. S Mladenov vs A Berelowitsch |
| 1-0 | 77 | 2014 | Bundesliga 2013/14 | C07 French, Tarrasch |
| 54. S Mladenov vs R Seger |
| 1-0 | 42 | 2014 | Bundesliga 2013/14 | B10 Caro-Kann |
| 55. M Andersen vs S Mladenov |
| 1-0 | 29 | 2014 | Bundesliga 2013/14 | A60 Benoni Defense |
| 56. T M Haub vs S Mladenov |
| 1-0 | 54 | 2015 | Oberliga NRW 1415 | A07 King's Indian Attack |
Kibitzing
