| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. M Rivas Pastor vs C Morris |
| 0-1 | 19 | 1977 | World Junior Championship | A10 English |
| 2. H Janssen vs M Rivas Pastor |
| ½-½ | 52 | 1977 | World Junior Championship | B33 Sicilian |
| 3. M Rivas Pastor vs O S Knudsen |
| ½-½ | 77 | 1977 | World Junior Championship | A29 English, Four Knights, Kingside Fianchetto |
| 4. M Bernat vs M Rivas Pastor |
| ½-½ | 29 | 1977 | World Junior Championship | E11 Bogo-Indian Defense |
| 5. M Rivas Pastor vs D Goodman |
| 1-0 | 46 | 1977 | World Junior Championship | A25 English |
| 6. M Rivas Pastor vs C Ghysels |
| ½-½ | 27 | 1977 | World Junior Championship | A28 English |
| 7. G Kaspret vs M Rivas Pastor |
| ½-½ | 39 | 1977 | World Junior Championship | A05 Reti Opening |
| 8. P Popovic vs M Rivas Pastor |
| ½-½ | 21 | 1977 | World Junior Championship | A07 King's Indian Attack |
| 9. M Rivas Pastor vs C Barry |
| 1-0 | 60 | 1977 | World Junior Championship | A29 English, Four Knights, Kingside Fianchetto |
| 10. H Salazar Jacob vs M Rivas Pastor |
| ½-½ | 46 | 1977 | World Junior Championship | B33 Sicilian |
| 11. M Rivas Pastor vs A Groszpeter |
| 1-0 | 65 | 1977 | World Junior Championship | A34 English, Symmetrical |
| 12. A Yusupov vs M Rivas Pastor |
| ½-½ | 43 | 1977 | World Junior Championship | A29 English, Four Knights, Kingside Fianchetto |
| 13. M Rivas Pastor vs N Ristic |
| 1-0 | 45 | 1977 | European Junior Championship 1977/78 | A37 English, Symmetrical |
| 14. A Groszpeter vs M Rivas Pastor |
 | 1-0 | 20 | 1977 | European Junior Championship 1977/78 | C60 Ruy Lopez |
| 15. M Rivas Pastor vs G Franzoni |
| ½-½ | 81 | 1977 | European Junior Championship 1977/78 | D44 Queen's Gambit Declined Semi-Slav |
| 16. S Skembris vs M Rivas Pastor |
| ½-½ | 65 | 1977 | European Junior Championship 1977/78 | E11 Bogo-Indian Defense |
| 17. O Foisor vs M Rivas Pastor |
| 1-0 | 57 | 1977 | European Junior Championship 1977/78 | A44 Old Benoni Defense |
| 18. M Rivas Pastor vs V Freund |
| 1-0 | 47 | 1977 | European Junior Championship 1977/78 | E18 Queen's Indian, Old Main line, 7.Nc3 |
| 19. T Yilmaz vs M Rivas Pastor |
 | ½-½ | 41 | 1977 | European Junior Championship 1977/78 | B33 Sicilian |
| 20. M Rivas Pastor vs C Schubert |
| 0-1 | 38 | 1977 | European Junior Championship 1977/78 | E62 King's Indian, Fianchetto |
| 21. Van der Wiel vs M Rivas Pastor |
| 0-1 | 36 | 1977 | European Junior Championship 1977/78 | B32 Sicilian |
| 22. M Rivas Pastor vs J Pereira Santos |
| ½-½ | 42 | 1978 | European Junior Championship 1977/78 | A16 English |
| 23. C M Bjork vs M Rivas Pastor |
| ½-½ | 34 | 1978 | European Junior Championship 1977/78 | C60 Ruy Lopez |
| 24. M Rivas Pastor vs L Roos |
| 0-1 | 34 | 1978 | European Junior Championship 1977/78 | A12 English with b3 |
| 25. P Busuttil vs M Rivas Pastor |
| 0-1 | 19 | 1978 | European Junior Championship 1977/78 | B23 Sicilian, Closed |
Kibitzing
