| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. R Muniz vs J Lopez Falcon |
| ½-½ | 78 | 2017 | Uruguayan Championship semifinal | B76 Sicilian, Dragon, Yugoslav Attack |
| 52. A Guerrero vs R Muniz |
| 0-1 | 34 | 2017 | Uruguayan Championship semifinal | E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein Variation |
| 53. J R Ibanez vs R Muniz |
| ½-½ | 47 | 2017 | Uruguayan Championship semifinal | B23 Sicilian, Closed |
| 54. R Muniz vs D Carbone |
| ½-½ | 65 | 2017 | Uruguayan Championship semifinal | C50 Giuoco Piano |
| 55. R Muniz vs M Saralegui |
| ½-½ | 78 | 2017 | Uruguayan Championship semifinal | C55 Two Knights Defense |
| 56. R Benoit vs R Muniz |
| 1-0 | 36 | 2017 | Uruguayan Championship semifinal | A04 Reti Opening |
| 57. M Ibanez vs R Muniz |
| 0-1 | 48 | 2017 | Uruguayan Championship semifinal | A45 Queen's Pawn Game |
| 58. N Delgado Ramirez vs R Muniz |
| 1-0 | 44 | 2017 | I Duchamp Int Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 59. R Muniz vs L Galego |
| ½-½ | 16 | 2017 | I Duchamp Int Open | B43 Sicilian, Kan, 5.Nc3 |
| 60. B Roselli Mailhe vs R Muniz |
| 1-0 | 45 | 2017 | I Duchamp Int Open | E11 Bogo-Indian Defense |
| 61. R Muniz vs E Campora |
| 1-0 | 18 | 2018 | Marcel Duchamp Open | B08 Pirc, Classical |
| 62. R Muniz vs M Lezama |
| 0-1 | 59 | 2018 | Marcel Duchamp Open | C45 Scotch Game |
| 63. M Lanzilotta vs R Muniz |
| 0-1 | 34 | 2018 | Marcel Duchamp Open | B07 Pirc |
| 64. R Muniz vs E Moccero |
| 1-0 | 21 | 2018 | Marcel Duchamp Open | B00 Uncommon King's Pawn Opening |
| 65. G Muniz vs R Muniz |
| ½-½ | 67 | 2018 | Marcel Duchamp Open | E11 Bogo-Indian Defense |
| 66. E Muzzi vs R Muniz |
| 0-1 | 25 | 2018 | Marcel Duchamp Open | C41 Philidor Defense |
| 67. R Muniz vs A de Dovitiis |
| 1-0 | 45 | 2018 | Marcel Duchamp Open | B30 Sicilian |
| 68. N Diaz Hollemaert vs R Muniz |
| ½-½ | 33 | 2018 | Marcel Duchamp Open | A05 Reti Opening |
| 69. R Muniz vs G Hernandez Guerrero |
| 0-1 | 40 | 2018 | Marcel Duchamp Open | B48 Sicilian, Taimanov Variation |
| 70. R Muniz vs E Campora |
| 1-0 | 24 | 2018 | American Continental | B08 Pirc, Classical |
| 71. Pichot vs R Muniz |
| 1-0 | 32 | 2018 | American Continental | B98 Sicilian, Najdorf |
| 72. P H Alves Nascimento vs R Muniz |
| 0-1 | 37 | 2018 | American Continental | E32 Nimzo-Indian, Classical |
| 73. R Muniz vs M Medrano |
| 1-0 | 49 | 2018 | American Continental | B80 Sicilian, Scheveningen |
| 74. R Muniz vs R Hungaski |
| 0-1 | 69 | 2018 | American Continental | C09 French, Tarrasch, Open Variation, Main line |
| 75. I Balzano vs R Muniz |
| 1-0 | 57 | 2018 | American Continental | B20 Sicilian |
Kibitzing
