| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Tomczak vs M Dubinski |
| 1-0 | 45 | 2002 | POL-chT U20 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 2. J Tomczak vs L Kowalski |
| 1-0 | 70 | 2006 | POL-ch U16 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 3. J Tomczak vs F Beck |
| ½-½ | 23 | 2007 | German Youth Championship Neuhausen | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 4. J Tomczak vs M Genutis |
| 1-0 | 41 | 2010 | European Rapid Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 5. J Tomczak vs Potkin |
| 1-0 | 49 | 2011 | European Rapid Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 6. J Tomczak vs Swiercz |
| 1-0 | 79 | 2014 | Polish Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 7. J Tomczak vs Landa |
| ½-½ | 59 | 2015 | Bundesliga 2014/15 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 8. J Tomczak vs M Perunovic |
| ½-½ | 62 | 2016 | Najdorf Mem Open A | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 9. J Tomczak vs Szymon Marczak |
| 1-0 | 20 | 2017 | European Blitz Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 10. J Tomczak vs D Mastrovasilis |
| 1-0 | 45 | 2017 | European Blitz Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 11. J Tomczak vs M Mis |
| ½-½ | 43 | 2019 | 30th Cracovia Open A | B47 Sicilian, Taimanov (Bastrikov) Variation |
Kibitzing
