| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. M Petrov vs B Chatalbashev |
| 0-1 | 35 | 1999 | Padua Open | B22 Sicilian, Alapin |
| 27. M Lacrosse vs M Petrov |
| 1-0 | 44 | 1999 | Padua Open | E92 King's Indian |
| 28. M Petrov vs E Danieli |
| 1-0 | 21 | 1999 | Padua Open | B15 Caro-Kann |
| 29. E Hermansson vs M Petrov |
| ½-½ | 13 | 2001 | Gausdal Classics IM-A | B45 Sicilian, Taimanov |
| 30. M Petrov vs G Lnenickova |
| 1-0 | 41 | 2001 | Gausdal Classics IM-A | B93 Sicilian, Najdorf, 6.f4 |
| 31. A Caoili vs M Petrov |
| 0-1 | 35 | 2001 | Gausdal Classics IM-A | E92 King's Indian |
| 32. E Vegh vs M Petrov |
| 0-1 | 34 | 2001 | Gausdal Classics IM-A | E76 King's Indian, Four Pawns Attack |
| 33. B Kvisvik vs M Petrov |
| 0-1 | 32 | 2001 | Gausdal Classics IM-A | B31 Sicilian, Rossolimo Variation |
| 34. M Petrov vs H Lahlum |
| 1-0 | 33 | 2001 | Gausdal Classics IM-A | C02 French, Advance |
| 35. M Petrov vs Carlsen |
 | ½-½ | 44 | 2001 | Gausdal Classics IM-A | B22 Sicilian, Alapin |
| 36. O Hole vs M Petrov |
| 0-1 | 40 | 2001 | Gausdal Classics IM-A | B06 Robatsch |
| 37. M Petrov vs D Hersvik |
| ½-½ | 18 | 2001 | Gausdal Classics IM-A | B71 Sicilian, Dragon, Levenfish Variation |
| 38. P Ljangov vs M Petrov |
| 0-1 | 65 | 2001 | Bulgarian Championship | A48 King's Indian |
| 39. M Petrov vs Delchev |
| 0-1 | 53 | 2001 | Bulgarian Championship | B40 Sicilian |
| 40. P Arnaudov vs M Petrov |
| 0-1 | 55 | 2001 | Bulgarian Championship | A07 King's Indian Attack |
| 41. P Genov vs M Petrov |
| 0-1 | 51 | 2001 | Bulgarian Championship | E87 King's Indian, Samisch, Orthodox |
| 42. M Petrov vs V Spasov |
| ½-½ | 38 | 2001 | Bulgarian Championship | B06 Robatsch |
| 43. M Petrov vs V Iotov |
| 1-0 | 32 | 2001 | Bulgarian Championship | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 44. B Chatalbashev vs M Petrov |
| ½-½ | 33 | 2001 | Bulgarian Championship | B08 Pirc, Classical |
| 45. M Petrov vs N Ninov |
| 1-0 | 31 | 2001 | Bulgarian Championship | B93 Sicilian, Najdorf, 6.f4 |
| 46. E Janev vs M Petrov |
| ½-½ | 23 | 2001 | Bulgarian Championship | B31 Sicilian, Rossolimo Variation |
| 47. M Petrov vs S Conquest |
| ½-½ | 57 | 2001 | European Championship | B06 Robatsch |
| 48. A Sokolov vs M Petrov |
 | 1-0 | 52 | 2001 | European Championship | B57 Sicilian |
| 49. M Petrov vs G Kuzmin |
| 1-0 | 40 | 2001 | European Championship | C67 Ruy Lopez |
| 50. A Huzman vs M Petrov |
| ½-½ | 93 | 2001 | European Championship | E92 King's Indian |
Kibitzing
