| page 1 of 1; 13 games |
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| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. O Wieczorek vs Bartosz Mikusinski |
| 0-1 | 40 | 2004 | Wroclaw-ch | B43 Sicilian, Kan, 5.Nc3 |
| 2. O Wieczorek vs V Ni |
| 1-0 | 43 | 2005 | Blaszczak mem 20th | B43 Sicilian, Kan, 5.Nc3 |
| 3. O Wieczorek vs D Sadzikowski |
| ½-½ | 72 | 2005 | POL-chT 1st League U18 | B43 Sicilian, Kan, 5.Nc3 |
| 4. O Wieczorek vs R Grossmann |
| ½-½ | 50 | 2006 | Wroclaw-ch 54th | B43 Sicilian, Kan, 5.Nc3 |
| 5. O Wieczorek vs V Rojicek |
| 0-1 | 41 | 2009 | IMA | B43 Sicilian, Kan, 5.Nc3 |
| 6. O Wieczorek vs Swiercz |
| 0-1 | 32 | 2009 | European Championship | B43 Sicilian, Kan, 5.Nc3 |
| 7. O Wieczorek vs A Chibukhchian |
| ½-½ | 42 | 2009 | European Championship | B43 Sicilian, Kan, 5.Nc3 |
| 8. O Wieczorek vs C Balogh |
| 0-1 | 67 | 2009 | 4th Polonia Wroclaw Open A | B43 Sicilian, Kan, 5.Nc3 |
| 9. O Wieczorek vs H Simonian |
| 0-1 | 21 | 2010 | European Rapid Championship | B43 Sicilian, Kan, 5.Nc3 |
| 10. O Wieczorek vs K Drozdowski |
| ½-½ | 73 | 2011 | TCh-POL Ekstraliga | B43 Sicilian, Kan, 5.Nc3 |
| 11. O Wieczorek vs D Sadzikowski |
| ½-½ | 41 | 2011 | 1st Crakow Closed GM | B43 Sicilian, Kan, 5.Nc3 |
| 12. O Wieczorek vs D Kanovsky |
| 0-1 | 41 | 2011 | Prima Pack Cup GM2 | B43 Sicilian, Kan, 5.Nc3 |
| 13. O Wieczorek vs P Jaracz |
| ½-½ | 41 | 2013 | TCh-POL Ekstraliga | B43 Sicilian, Kan, 5.Nc3 |
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Kibitzing
