| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. R Ocampo Vargas vs M Sisniega |
| 1-0 | 39 | 1975 | Mexico City | B29 Sicilian, Nimzovich-Rubinstein |
| 2. M Sisniega vs J Boudy Bueno |
| 1-0 | 41 | 1975 | Mexico City | B06 Robatsch |
| 3. M Sisniega vs J C Fernandez Gonzalez |
| ½-½ | 24 | 1975 | Mexico City | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 4. M Sisniega vs J Silman |
| 0-1 | 50 | 1975 | Mexico City | B02 Alekhine's Defense |
| 5. M Sisniega vs J Rovira Mas |
| 1-0 | 57 | 1975 | Mexico City | C63 Ruy Lopez, Schliemann Defense |
| 6. C Escondrillas vs M Sisniega |
| 1-0 | 41 | 1975 | Mexico City | A22 English |
| 7. G Lebredo Zaragoitia vs M Sisniega |
| 1-0 | 39 | 1975 | Mexico City | A04 Reti Opening |
| 8. A Campos Ruiz vs M Sisniega |
| 0-1 | 84 | 1975 | Mexico City | A56 Benoni Defense |
| 9. M Sisniega vs K Frey Beckman |
| ½-½ | 28 | 1975 | Mexico City | C77 Ruy Lopez |
| 10. G Estevez Morales vs M Sisniega |
| 1-0 | 40 | 1975 | Mexico City | A05 Reti Opening |
| 11. R Ocampo vs M Sisniega |
| 0-1 | 53 | 1975 | Mexico ch | C03 French, Tarrasch |
| 12. M Sisniega vs W de Winter Gallegos |
| 1-0 | 35 | 1976 | Mexico ch | B31 Sicilian, Rossolimo Variation |
| 13. Forintos vs M Sisniega |
| 0-1 | 31 | 1976 | Las Vegas National Open | A30 English, Symmetrical |
| 14. F Street vs M Sisniega |
| 0-1 | 41 | 1976 | Lone Pine | D85 Grunfeld |
| 15. M Sisniega vs L Christiansen |
| 0-1 | 46 | 1976 | Lone Pine | B30 Sicilian |
| 16. E Formanek vs M Sisniega |
 | 0-1 | 38 | 1976 | Lone Pine | B43 Sicilian, Kan, 5.Nc3 |
| 17. M Sisniega vs J Peters |
| 0-1 | 45 | 1976 | Lone Pine | B83 Sicilian |
| 18. M Diesen vs M Sisniega |
| 1-0 | 46 | 1976 | Lone Pine | B39 Sicilian, Accelerated Fianchetto, Breyer Variation |
| 19. R Gruchacz vs M Sisniega |
| 0-1 | 65 | 1976 | Lone Pine | B56 Sicilian |
| 20. M Sisniega vs L D Evans |
| ½-½ | 30 | 1976 | Lone Pine | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 21. A Duer vs M Sisniega |
| 0-1 | 49 | 1976 | World Junior Championship 1976/77 | C19 French, Winawer, Advance |
| 22. M Sisniega vs T Binham |
| 1-0 | 46 | 1976 | World Junior Championship 1976/77 | B45 Sicilian, Taimanov |
| 23. M Sisniega vs S Wong |
| 0-1 | 50 | 1976 | World Junior Championship 1976/77 | B98 Sicilian, Najdorf |
| 24. M Twardon vs M Sisniega |
| ½-½ | 59 | 1976 | World Junior Championship 1976/77 | C00 French Defense |
| 25. M Sisniega vs P Ammann |
| 0-1 | 36 | 1976 | World Junior Championship 1976/77 | B49 Sicilian, Taimanov Variation |
Kibitzing
