| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. M Zumsande vs A Kundin |
| 0-1 | 42 | 1994 | EUch U14 Disney | B22 Sicilian, Alapin |
| 2. M Zumsande vs F Doettling |
| ½-½ | 21 | 1995 | GER-ch U15 | C16 French, Winawer |
| 3. A Janzen vs M Zumsande |
| 0-1 | 31 | 1999 | JBLN West 9899 | C02 French, Advance |
| 4. M Zumsande vs S Heise |
| 1-0 | 29 | 1999 | Bad Zwesten Open | B12 Caro-Kann Defense |
| 5. A Rosemeyer vs M Zumsande |
| 0-1 | 34 | 1999 | Bad Zwesten Open | C01 French, Exchange |
| 6. M Zumsande vs Epishin |
| 0-1 | 21 | 1999 | Bad Zwesten Open | B22 Sicilian, Alapin |
| 7. B Skutta vs M Zumsande |
| 0-1 | 63 | 1999 | Bad Zwesten Open | D35 Queen's Gambit Declined |
| 8. M Zumsande vs E Voss |
| 1-0 | 50 | 1999 | Bad Zwesten Open | B07 Pirc |
| 9. M Zumsande vs H Schulz |
| ½-½ | 45 | 1999 | Bad Zwesten Open | B22 Sicilian, Alapin |
| 10. E Sokolov vs M Zumsande |
| 1-0 | 34 | 1999 | Bad Zwesten Open | C12 French, McCutcheon |
| 11. M Schnabel vs M Zumsande |
| 0-1 | 26 | 1999 | Bad Zwesten Open | C12 French, McCutcheon |
| 12. T M Haub vs M Zumsande |
| ½-½ | 19 | 1999 | Bad Zwesten Open | A14 English |
| 13. M Zumsande vs T Paehtz Jr |
| 1-0 | 32 | 2000 | Bad Zwesten Open | C14 French, Classical |
| 14. K Felczer vs M Zumsande |
| ½-½ | 17 | 2000 | Bad Zwesten Open | C01 French, Exchange |
| 15. R Schlehoefer vs M Zumsande |
| 0-1 | 45 | 2000 | Bad Zwesten Open | A14 English |
| 16. C Lutz vs M Zumsande |
| 1-0 | 49 | 2000 | Bad Zwesten Open | D31 Queen's Gambit Declined |
| 17. M Zumsande vs T Stahnke |
| 1-0 | 35 | 2000 | Bad Zwesten Open | B22 Sicilian, Alapin |
| 18. M Schmitz vs M Zumsande |
| 0-1 | 39 | 2000 | Bad Zwesten Open | E18 Queen's Indian, Old Main line, 7.Nc3 |
| 19. M Zumsande vs Lobron |
| ½-½ | 26 | 2000 | Bad Zwesten Open | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 20. M Zumsande vs A Forgach |
| 1-0 | 36 | 2000 | Bad Zwesten Open | B22 Sicilian, Alapin |
| 21. L Kritz vs M Zumsande |
| 1-0 | 34 | 2000 | Bad Zwesten Open | C12 French, McCutcheon |
| 22. M Zumsande vs T Ditze |
| 1-0 | 81 | 2000 | Buchholz op 2nd | B14 Caro-Kann, Panov-Botvinnik Attack |
| 23. M Zumsande vs S Zagrebelny |
| 1-0 | 27 | 2000 | Sparkassen op-A | B22 Sicilian, Alapin |
| 24. M Zumsande vs T Henrichs |
| 1-0 | 15 | 2000 | Sparkassen op-A | B22 Sicilian, Alapin |
| 25. T Hartling vs M Zumsande |
| 0-1 | 29 | 2001 | Bad Zwesten Open | A07 King's Indian Attack |
Kibitzing
