| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. O Thorsson vs O Brendel |
| ½-½ | 84 | 1990 | Reykjavik Open | B36 Sicilian, Accelerated Fianchetto |
| 2. T Luther vs O Brendel |
| ½-½ | 29 | 1990 | Groningen Open | B36 Sicilian, Accelerated Fianchetto |
| 3. V Lukov vs O Brendel |
| ½-½ | 50 | 1991 | Krumbach Open | B36 Sicilian, Accelerated Fianchetto |
| 4. A Kalka vs O Brendel |
| 0-1 | 25 | 1991 | Politiken Cup | B36 Sicilian, Accelerated Fianchetto |
| 5. V Kuporosov vs O Brendel |
| ½-½ | 40 | 1994 | Czech Open | B36 Sicilian, Accelerated Fianchetto |
| 6. Shirov vs O Brendel |
| ½-½ | 28 | 1995 | Bundesliga 1995/96 | B36 Sicilian, Accelerated Fianchetto |
| 7. C Kratochwil vs O Brendel |
| ½-½ | 19 | 1999 | Bundesliga 1998/99 | B36 Sicilian, Accelerated Fianchetto |
| 8. C August vs O Brendel |
| 0-1 | 38 | 1999 | Bundesliga 1998/99 | B36 Sicilian, Accelerated Fianchetto |
| 9. M Gurevich vs O Brendel |
| 0-1 | 68 | 2000 | Frankfurt Ordix op | B36 Sicilian, Accelerated Fianchetto |
| 10. M Krockenberger vs O Brendel |
| ½-½ | 79 | 2001 | 5th Neckar Open | B36 Sicilian, Accelerated Fianchetto |
| 11. K Haznedaroglu vs O Brendel |
| 0-1 | 46 | 2001 | European Championship | B36 Sicilian, Accelerated Fianchetto |
| 12. K Klokas vs O Brendel |
| ½-½ | 29 | 2007 | European Championship | B36 Sicilian, Accelerated Fianchetto |
| 13. S Arun Prasad vs O Brendel |
| 1-0 | 23 | 2015 | Millionaire Chess | B36 Sicilian, Accelerated Fianchetto |
| 14. Wojtaszek vs O Brendel |
| 1-0 | 48 | 2016 | European Rapid Championship | B36 Sicilian, Accelerated Fianchetto |
| 15. R Hovhannisyan vs O Brendel |
| 1-0 | 78 | 2022 | European Rapid Chess Championship | B36 Sicilian, Accelerated Fianchetto |
| 16. A Hnatyshyn vs O Brendel |
| 1-0 | 54 | 2022 | European Rapid Chess Championship | B36 Sicilian, Accelerated Fianchetto |
Kibitzing
