| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. A Giaccio vs E da Costa Marra |
| 1-0 | 60 | 2005 | Sao Paulo CC-ch | C11 French |
| 27. G Milos vs E da Costa Marra |
| 1-0 | 44 | 2005 | Brazilian Championship 2004 | E80 King's Indian, Samisch Variation |
| 28. M I Macedo vs E da Costa Marra |
| 0-1 | 49 | 2005 | Brazilian Championship 2004 | A40 Queen's Pawn Game |
| 29. E da Costa Marra vs M A Galati |
| 0-1 | 39 | 2005 | Brazilian Championship 2004 | B31 Sicilian, Rossolimo Variation |
| 30. E da Costa Marra vs A Bil Ramos |
| 1-0 | 23 | 2005 | Brazilian Championship 2004 | B30 Sicilian |
| 31. R Assumpcao vs E da Costa Marra |
| 1-0 | 59 | 2005 | Brazilian Championship 2004 | E81 King's Indian, Samisch |
| 32. E da Costa Marra vs A Rodrigues da Silva |
| ½-½ | 46 | 2005 | Brazilian Championship 2004 | B76 Sicilian, Dragon, Yugoslav Attack |
| 33. Roberto Calheiros Miranda Jr vs E da Costa Marra |
| ½-½ | 85 | 2005 | Brazilian Championship 2004 | C55 Two Knights Defense |
| 34. E da Costa Marra vs K Mekhitarian |
| ½-½ | 11 | 2005 | Brazilian Championship 2004 | B90 Sicilian, Najdorf |
| 35. V Chemin vs E da Costa Marra |
| 0-1 | 49 | 2005 | Brazilian Championship 2004 | A04 Reti Opening |
| 36. E da Costa Marra vs D Lima |
| 0-1 | 35 | 2005 | Brasilia Taca op 9th | B43 Sicilian, Kan, 5.Nc3 |
| 37. E Matsuura vs E da Costa Marra |
| ½-½ | 16 | 2005 | Brasilia Taca op 9th | E62 King's Indian, Fianchetto |
| 38. E da Costa Marra vs J F Cubas |
| ½-½ | 57 | 2005 | Sao Paulo op | C11 French |
| 39. F de Cresce El Debs vs E da Costa Marra |
| ½-½ | 14 | 2007 | Sao Jose do Rio Preto 6th | D10 Queen's Gambit Declined Slav |
| 40. E da Costa Marra vs L Perdomo |
| ½-½ | 26 | 2007 | Sao Jose do Rio Preto 6th | C45 Scotch Game |
| 41. J F Cubas vs E da Costa Marra |
| 1-0 | 29 | 2007 | Sao Jose do Rio Preto 6th | C55 Two Knights Defense |
| 42. R Hungaski vs E da Costa Marra |
| 1-0 | 73 | 2007 | Regina Helena Marques 5th | B54 Sicilian |
| 43. E da Costa Marra vs G Milos |
| 0-1 | 59 | 2017 | 3rd Floripa Open | A45 Queen's Pawn Game |
| 44. E da Costa Marra vs L Vaz de Figueiredo |
| 1-0 | 28 | 2021 | Brazilian Championship | A07 King's Indian Attack |
| 45. E da Costa Marra vs A Fier |
| 0-1 | 61 | 2021 | Brazilian Championship | A07 King's Indian Attack |
| 46. D Cabral vs E da Costa Marra |
| 0-1 | 68 | 2021 | Brazilian Championship | B21 Sicilian, 2.f4 and 2.d4 |
| 47. Y Garcia de Oliveira vs E da Costa Marra |
| 0-1 | 41 | 2021 | Brazilian Championship | A10 English |
| 48. J Bittencourt vs E da Costa Marra |
| ½-½ | 16 | 2021 | Brazilian Championship | E10 Queen's Pawn Game |
| 49. E da Costa Marra vs M de Lucca Cardoso |
| 1-0 | 46 | 2021 | Brazilian Championship | A07 King's Indian Attack |
| 50. E da Costa Marra vs K Marques Silva |
| 1-0 | 51 | 2021 | Brazilian Championship | A07 King's Indian Attack |
Kibitzing
