| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. S Ovsejevitsch vs R Muniz |
| 1-0 | 23 | 1994 | Wch U18 | A99 Dutch, Ilyin-Genevsky Variation with b3 |
| 2. R Muniz vs J Demoulin |
| 0-1 | 31 | 1994 | Wch U18 | C45 Scotch Game |
| 3. A Garcia Leal vs R Muniz |
| 1-0 | 23 | 1999 | Itau Mercosul Cup | A67 Benoni, Taimanov Variation |
| 4. R Muniz vs B Ribeiro |
| 0-1 | 23 | 1999 | Itau Mercosul Cup | B28 Sicilian, O'Kelly Variation |
| 5. G L Silveira vs R Muniz |
| 1-0 | 51 | 1999 | Itau Mercosul Cup | B21 Sicilian, 2.f4 and 2.d4 |
| 6. A Giaccio vs R Muniz |
| 1-0 | 45 | 2000 | Montevideo Hotel Libertador | B33 Sicilian |
| 7. R Muniz vs H Nezad |
| 1-0 | 43 | 2000 | Istanbul Olympiad | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 8. R Muniz vs J Riverol |
| 0-1 | 43 | 2001 | Uruguayan Championship | C02 French, Advance |
| 9. R Muniz vs A Bauza |
| ½-½ | 31 | 2001 | Uruguayan Championship | B12 Caro-Kann Defense |
| 10. D Izquierdo vs R Muniz |
| ½-½ | 29 | 2001 | Uruguayan Championship | E90 King's Indian |
| 11. R Muniz vs J Escofet |
| 0-1 | 62 | 2001 | Uruguayan Championship | B12 Caro-Kann Defense |
| 12. M Crosa Coll vs R Muniz |
| 1-0 | 78 | 2001 | Uruguayan Championship | B02 Alekhine's Defense |
| 13. R Muniz vs S Granara Barreto |
| ½-½ | 40 | 2001 | Uruguayan Championship | C18 French, Winawer |
| 14. B Roselli Mailhe vs R Muniz |
| 1-0 | 31 | 2001 | Uruguayan Championship | A43 Old Benoni |
| 15. R Muniz vs G Curi |
| ½-½ | 42 | 2001 | Uruguayan Championship | B70 Sicilian, Dragon Variation |
| 16. M Larrea vs R Muniz |
| 0-1 | 44 | 2001 | Uruguayan Championship | B45 Sicilian, Taimanov |
| 17. R Muniz vs D Kliman |
| 1-0 | 41 | 2003 | URU-ch sf-C | B12 Caro-Kann Defense |
| 18. R Muniz vs I Etchevers |
| 0-1 | 35 | 2007 | Uruguayan Championship | B72 Sicilian, Dragon |
| 19. M Almada vs R Muniz |
| ½-½ | 28 | 2007 | Uruguayan Championship | B50 Sicilian |
| 20. R Muniz vs J Lopez Falcon |
| 1-0 | 35 | 2007 | Uruguayan Championship | B72 Sicilian, Dragon |
| 21. R Muniz vs C Barrere |
| 1-0 | 57 | 2007 | Uruguayan Championship | B93 Sicilian, Najdorf, 6.f4 |
| 22. M Larrea vs R Muniz |
| 1-0 | 35 | 2007 | Uruguayan Championship | B01 Scandinavian |
| 23. R Muniz vs C Oddone |
| 0-1 | 49 | 2007 | Uruguayan Championship | B01 Scandinavian |
| 24. D Izquierdo vs R Muniz |
| 1-0 | 38 | 2007 | Uruguayan Championship | E60 King's Indian Defense |
| 25. R Muniz vs B Roselli Mailhe |
| 0-1 | 37 | 2007 | Uruguayan Championship | C02 French, Advance |
Kibitzing
