| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Z Pakleza vs M Marszalek |
| 1-0 | 36 | 2001 | POL-ch U16 | A48 King's Indian |
| 2. J Owczarzak vs M Marszalek |
| ½-½ | 11 | 2002 | POL-chT U20 | B42 Sicilian, Kan |
| 3. M Marszalek vs Potkin |
| 0-1 | 30 | 2003 | Czech Open | E04 Catalan, Open, 5.Nf3 |
| 4. M Marszalek vs Navara |
| ½-½ | 39 | 2003 | Krakow Open-A 2003/04 | E15 Queen's Indian |
| 5. A Jakubiec vs M Marszalek |
| 1-0 | 32 | 2003 | Krakow Open-A 2003/04 | B22 Sicilian, Alapin |
| 6. O Dannevig vs M Marszalek |
| 1-0 | 32 | 2004 | Krakow Open-A 2003/04 | B40 Sicilian |
| 7. M Marszalek vs D Szoen |
| ½-½ | 58 | 2004 | Krakow op | A07 King's Indian Attack |
| 8. M Cerveny vs M Marszalek |
| ½-½ | 43 | 2005 | Czech Open-A | E62 King's Indian, Fianchetto |
| 9. M Marszalek vs B Vymazal |
| 1-0 | 32 | 2005 | Czech Open-A | E66 King's Indian, Fianchetto, Yugoslav Panno |
| 10. M Makarov vs M Marszalek |
| ½-½ | 31 | 2005 | Czech Open-A | A49 King's Indian, Fianchetto without c4 |
| 11. M Marszalek vs L Comas Fabrego |
| ½-½ | 19 | 2005 | Czech Open-A | A56 Benoni Defense |
| 12. P Czarnota vs M Marszalek |
| ½-½ | 27 | 2005 | Czech Open-A | C10 French |
| 13. M Marszalek vs A Karlovich |
| 1-0 | 51 | 2005 | Czech Open-A | A14 English |
| 14. Kryvoruchko vs M Marszalek |
| 1-0 | 57 | 2005 | Czech Open-A | B07 Pirc |
| 15. M Marszalek vs V Sergeev |
| ½-½ | 9 | 2005 | Czech Open-A | A56 Benoni Defense |
| 16. Z Pakleza vs M Marszalek |
| ½-½ | 40 | 2005 | Polanica Zdroj op-A 41st | B20 Sicilian |
| 17. T Warakomski vs M Marszalek |
| ½-½ | 27 | 2005 | Polanica Zdroj op-A 41st | C10 French |
| 18. M Marszalek vs D Szoen |
| 0-1 | 41 | 2005 | POL-chT | D18 Queen's Gambit Declined Slav, Dutch |
| 19. M Marszalek vs Z Gyimesi |
| 0-1 | 71 | 2005 | 5th Amplico AIG Life | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 20. M Marszalek vs S Sulskis |
| ½-½ | 41 | 2005 | 5th Amplico AIG Life | E15 Queen's Indian |
| 21. H Stefansson vs M Marszalek |
| 1-0 | 38 | 2005 | 5th Amplico AIG Life | E60 King's Indian Defense |
| 22. M Marszalek vs T Bromann |
| ½-½ | 25 | 2006 | Krakow op-A | A40 Queen's Pawn Game |
| 23. M Marszalek vs K Jakubowski |
| ½-½ | 13 | 2006 | Brno Chess Festival | E11 Bogo-Indian Defense |
| 24. J Sosna vs M Marszalek |
| ½-½ | 65 | 2006 | Brno Chess Festival | A48 King's Indian |
| 25. M Cerveny vs M Marszalek |
| ½-½ | 59 | 2006 | Brno Chess Festival | E81 King's Indian, Samisch |
Kibitzing
