| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. K V Ferreira vs D Viana de Assis |
| 0-1 | 57 | 1991 | Rio de Janeiro FEXERJ Open | C34 King's Gambit Accepted |
| 2. R Mercadante vs D Viana de Assis |
| ½-½ | 37 | 1991 | Rio de Janeiro FEXERJ Open | A41 Queen's Pawn Game (with ...d6) |
| 3. D Viana de Assis vs C R Rosa |
| ½-½ | 26 | 1991 | Rio de Janeiro FEXERJ Open | B10 Caro-Kann |
| 4. J J De Carvalho vs D Viana de Assis |
| ½-½ | 32 | 1991 | Rio de Janeiro FEXERJ Open | A12 English with b3 |
| 5. D Viana de Assis vs R Teixeira |
| ½-½ | 30 | 1991 | Rio de Janeiro FEXERJ Open | B22 Sicilian, Alapin |
| 6. A C Rodrigues Alvim vs D Viana de Assis |
| ½-½ | 9 | 1991 | Rio de Janeiro FEXERJ Open | C44 King's Pawn Game |
| 7. D Viana de Assis vs L E Wexell Machado |
| 1-0 | 24 | 1991 | Rio de Janeiro FEXERJ Open | B10 Caro-Kann |
| 8. J Sunye Neto vs D Viana de Assis |
| 1-0 | 27 | 1991 | Rio de Janeiro FEXERJ Open | D31 Queen's Gambit Declined |
| 9. D Viana de Assis vs D Lima |
| 0-1 | 24 | 1991 | Rio de Janeiro FEXERJ Open | C29 Vienna Gambit |
| 10. D Viana de Assis vs P Toth |
| 1-0 | 34 | 1991 | Sao Paulo Latin American Cup Open | C01 French, Exchange |
| 11. J Leite vs D Viana de Assis |
| 0-1 | 46 | 1991 | Sao Paulo Latin American Cup Open | C61 Ruy Lopez, Bird's Defense |
| 12. D Viana de Assis vs S Cunha Pereira |
| 1-0 | 41 | 1991 | Sao Paulo Latin American Cup Open | C23 Bishop's Opening |
| 13. D Viana de Assis vs C Man Yee |
| 0-1 | 60 | 1991 | Sao Paulo Latin American Cup Open | B01 Scandinavian |
| 14. H Camara vs D Viana de Assis |
| 1-0 | 33 | 1991 | Sao Paulo Latin American Cup Open | D02 Queen's Pawn Game |
| 15. D Viana de Assis vs A Resende |
| 1-0 | 44 | 1991 | Sao Paulo Latin American Cup Open | B30 Sicilian |
| 16. A Sorin vs D Viana de Assis |
| 1-0 | 73 | 1991 | Sao Paulo Latin American Cup Open | D20 Queen's Gambit Accepted |
| 17. D Viana de Assis vs H Horta |
| ½-½ | 23 | 1998 | EM/MN/004 | A00 Uncommon Opening |
| 18. J F Cubas vs D Viana de Assis |
| 1-0 | 37 | 2002 | Magistral Vince Toth 4th | B06 Robatsch |
| 19. D Di Berardino vs D Viana de Assis |
| 0-1 | 48 | 2002 | Magistral Vince Toth 4th | C67 Ruy Lopez |
| 20. D Viana de Assis vs D Di Berardino |
| ½-½ | 33 | 2004 | Rio de Janeiro Andrade mem | A48 King's Indian |
| 21. D Viana de Assis vs D Lima |
| ½-½ | 34 | 2004 | Rio de Janeiro Andrade mem | C57 Two Knights |
| 22. D Viana de Assis vs S Mareco |
| 0-1 | 80 | 2012 | 7mo Continental de las Americas | D03 Torre Attack (Tartakower Variation) |
| 23. D Viana de Assis vs Shabalov |
| 0-1 | 31 | 2012 | 7mo Continental de las Americas | A07 King's Indian Attack |
| 24. D Viana de Assis vs E Barbosa |
| 1-0 | 48 | 2012 | 7mo Continental de las Americas | A07 King's Indian Attack |
| 25. M Rodshtein vs D Viana de Assis |
| 1-0 | 39 | 2015 | Gibraltar Masters | D12 Queen's Gambit Declined Slav |
Kibitzing
