| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. L Betko vs M Kantorik |
| ½-½ | 51 | 1992 | Czechoslovak Championship | B05 Alekhine's Defense, Modern |
| 2. J Michalek vs L Betko |
| 1-0 | 24 | 1992 | Czechoslovak Championship | C44 King's Pawn Game |
| 3. L Betko vs D Efler |
| 0-1 | 31 | 1992 | Czechoslovak Championship | B40 Sicilian |
| 4. M Dolezal vs L Betko |
| 1-0 | 51 | 1992 | Czechoslovak Championship | C89 Ruy Lopez, Marshall |
| 5. J Ratolistka vs L Betko |
| 1-0 | 42 | 1992 | Czechoslovak Championship | A49 King's Indian, Fianchetto without c4 |
| 6. L Betko vs J Melich |
| 0-1 | 87 | 1992 | Czechoslovak Championship | B09 Pirc, Austrian Attack |
| 7. D Rajnak vs L Betko |
| ½-½ | 41 | 1992 | Czechoslovak Championship | E67 King's Indian, Fianchetto |
| 8. L Betko vs A Pektor |
| 1-0 | 51 | 1992 | Czechoslovak Championship | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 9. L Betko vs V Bochnicka Sr |
| ½-½ | 15 | 1992 | Czechoslovak Championship | C54 Giuoco Piano |
| 10. L Betko vs F Vrana |
| 0-1 | 40 | 1992 | Czechoslovak Championship | C61 Ruy Lopez, Bird's Defense |
| 11. M Mrva vs L Betko |
| 1-0 | 45 | 1992 | Czechoslovak Championship | C89 Ruy Lopez, Marshall |
| 12. Plachetka vs L Betko |
| 1-0 | 50 | 1993 | SVK-ch | C68 Ruy Lopez, Exchange |
| 13. L Betko vs D Jovic |
| 0-1 | 28 | 1993 | World Championship U18 | C02 French, Advance |
| 14. P Vavra vs L Betko |
| 1-0 | 32 | 1993 | World Championship U18 | C80 Ruy Lopez, Open |
| 15. L Betko vs L Dworakowski |
| 0-1 | 15 | 1993 | World Championship U18 | C64 Ruy Lopez, Classical |
| 16. K Makalane vs L Betko |
| 0-1 | 33 | 1993 | World Championship U18 | C91 Ruy Lopez, Closed |
| 17. L Betko vs K Al-Subaihi |
| 0-1 | 31 | 1993 | World Championship U18 | B01 Scandinavian |
| 18. L Betko vs C Wagener |
| ½-½ | 64 | 1993 | World Championship U18 | C18 French, Winawer |
| 19. W Lopez vs L Betko |
| 0-1 | 29 | 1993 | World Championship U18 | E83 King's Indian, Samisch |
| 20. L Betko vs A Chekaev |
| 1-0 | 56 | 1993 | World Championship U18 | C41 Philidor Defense |
| 21. D Hausrath vs L Betko |
| 1-0 | 35 | 1993 | World Championship U18 | E97 King's Indian |
| 22. Y Doornbos vs L Betko |
| 1-0 | 68 | 1993 | World Championship U18 | E61 King's Indian |
| 23. W C Kek vs L Betko |
| ½-½ | 41 | 1993 | World Championship U18 | C80 Ruy Lopez, Open |
| 24. L Betko vs M Kazakov |
| 0-1 | 15 | 1994 | Hlohovec op | B09 Pirc, Austrian Attack |
| 25. J Fuksik vs L Betko |
| 0-1 | 54 | 1994 | It (open) (juniors) | C53 Giuoco Piano |
Kibitzing
