| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. O Brendel vs Tukmakov |
| 0-1 | 28 | 1999 | Lenk op | B18 Caro-Kann, Classical |
| 27. T Heinatz vs O Brendel |
| 1-0 | 41 | 1999 | Bundesliga 1998/99 | B39 Sicilian, Accelerated Fianchetto, Breyer Variation |
| 28. C Kratochwil vs O Brendel |
| ½-½ | 19 | 1999 | Bundesliga 1998/99 | B36 Sicilian, Accelerated Fianchetto |
| 29. C August vs O Brendel |
| 0-1 | 38 | 1999 | Bundesliga 1998/99 | B36 Sicilian, Accelerated Fianchetto |
| 30. O Brendel vs W Kaiser |
| 1-0 | 43 | 1999 | Bundesliga 1998/99 | B80 Sicilian, Scheveningen |
| 31. M Gurevich vs O Brendel |
| 0-1 | 68 | 2000 | Frankfurt Ordix op | B36 Sicilian, Accelerated Fianchetto |
| 32. O Brendel vs F Grafl |
| ½-½ | 42 | 2000 | KB Czech Open | B76 Sicilian, Dragon, Yugoslav Attack |
| 33. P Tregubov vs O Brendel |
| 1-0 | 30 | 2001 | 5th Neckar Open | D72 Neo-Grunfeld, 5.cd, Main line |
| 34. L Schnitzspan vs O Brendel |
| 1-0 | 43 | 2001 | 5th Neckar Open | A15 English |
| 35. M Krockenberger vs O Brendel |
| ½-½ | 79 | 2001 | 5th Neckar Open | B36 Sicilian, Accelerated Fianchetto |
| 36. O Brendel vs D Poldauf |
| 0-1 | 42 | 2001 | Bundesliga 2000/01 | C15 French, Winawer |
| 37. S Giemsa vs O Brendel |
| 0-1 | 70 | 2001 | Bundesliga 2000/01 | D94 Grunfeld |
| 38. O Brendel vs Eljanov |
| 1-0 | 32 | 2001 | European Championship | B45 Sicilian, Taimanov |
| 39. A Anastasian vs O Brendel |
| ½-½ | 34 | 2001 | European Championship | D80 Grunfeld |
| 40. O Brendel vs G Kacheishvili |
| ½-½ | 64 | 2001 | European Championship | A07 King's Indian Attack |
| 41. O Brendel vs Stefansson |
| 0-1 | 23 | 2001 | European Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 42. Blehm vs O Brendel |
 | 1-0 | 23 | 2001 | European Championship | B32 Sicilian |
| 43. M Grabarczyk vs O Brendel |
| 1-0 | 15 | 2001 | European Championship | D72 Neo-Grunfeld, 5.cd, Main line |
| 44. O Brendel vs Zlochevskij |
| ½-½ | 13 | 2001 | European Championship | A07 King's Indian Attack |
| 45. D Jacimovic vs O Brendel |
| 1-0 | 25 | 2001 | European Championship | D95 Grunfeld |
| 46. T Likavsky vs O Brendel |
| ½-½ | 62 | 2001 | European Championship | D85 Grunfeld |
| 47. O Brendel vs M Petrov |
| 0-1 | 40 | 2001 | European Championship | B06 Robatsch |
| 48. K Haznedaroglu vs O Brendel |
| 0-1 | 46 | 2001 | European Championship | B36 Sicilian, Accelerated Fianchetto |
| 49. O Brendel vs V Bogdanovski |
| ½-½ | 64 | 2001 | European Championship | B03 Alekhine's Defense |
| 50. B Belotti vs O Brendel |
| 0-1 | 32 | 2001 | European Championship | B27 Sicilian |
Kibitzing
