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| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. R Byrne vs Onischuk |
| ½-½ | 49 |
1994 |
World op 22nd | C84 Ruy Lopez, Closed |
| 2. Judit Polgar vs Onischuk |
 | 1-0 | 107 |
1997 |
It (cat.17) | C90 Ruy Lopez, Closed |
| 3. Judit Polgar vs Onischuk |
| ½-½ | 18 |
1999 |
EU-chT (Men) | C89 Ruy Lopez, Marshall |
| 4. C Lutz vs Onischuk |
| ½-½ | 63 |
1999 |
Bundesliga 1998/99, Germany | C92 Ruy Lopez, Closed |
| 5. Movsesian vs Onischuk |
| 1-0 | 48 |
1999 |
Bundesliga 9900 | C91 Ruy Lopez, Closed |
| 6. Shirov vs Onischuk |
 | 1-0 | 56 |
2000 |
FIDE World Ch | C84 Ruy Lopez, Closed |
| 7. Shirov vs Onischuk |
| ½-½ | 49 |
2000 |
FIDE World Ch | C84 Ruy Lopez, Closed |
| 8. I Morovic vs Onischuk |
| ½-½ | 17 |
2001 |
Karpov It | C84 Ruy Lopez, Closed |
| 9. Bologan vs Onischuk |
| ½-½ | 47 |
2002 |
Cap dAgde Chess Festival | C84 Ruy Lopez, Closed |
| 10. Efimenko vs Onischuk |
| 0-1 | 64 |
2002 |
European Club Cup | C91 Ruy Lopez, Closed |
| 11. Kasimdzhanov vs Onischuk |
| 1-0 | 43 |
2002 |
FIDE Moscow Gran Prix | C84 Ruy Lopez, Closed |
| 12. Bologan vs Onischuk |
| ½-½ | 29 |
2003 |
4th Karpov It | C89 Ruy Lopez, Marshall |
| 13. L Milman vs Onischuk |
| 0-1 | 42 |
2004 |
Chessmaster US Championships 2005 | C91 Ruy Lopez, Closed |
| 14. Svidler vs Onischuk |
| 1-0 | 41 |
2004 |
36th Olympiad | C88 Ruy Lopez |
| 15. E Inarkiev vs Onischuk |
| ½-½ | 41 |
2004 |
Russia Team Championship | C91 Ruy Lopez, Closed |
| 16. Akopian vs Onischuk |
| ½-½ | 36 |
2004 |
36th Olympiad | C88 Ruy Lopez |
| 17. Shirov vs Onischuk |
| 0-1 | 27 |
2004 |
36th Olympiad | C88 Ruy Lopez |
| 18. Kasimdzhanov vs Onischuk |
| ½-½ | 43 |
2004 |
36th Olympiad | C89 Ruy Lopez, Marshall |
| 19. L Bruzon vs Onischuk |
 | ½-½ | 48 |
2005 |
FIDE World Cup | C88 Ruy Lopez |
| 20. M Leon Hoyos vs Onischuk |
| 0-1 | 65 |
2005 |
American Continental Championship | C90 Ruy Lopez, Closed |
| 21. Nijboer vs Onischuk |
| 0-1 | 41 |
2005 |
Corus Tournament: Group B | C89 Ruy Lopez, Marshall |
| 22. Stellwagen vs Onischuk |
| 0-1 | 48 |
2005 |
Corus Tournament: Group B | C88 Ruy Lopez |
| 23. Karjakin vs Onischuk |
| ½-½ | 30 |
2005 |
Corus Tournament: Group B | C92 Ruy Lopez, Closed |
| 24. Svidler vs Onischuk |
| ½-½ | 57 |
2006 |
37th Chess Olympiad | C88 Ruy Lopez |
| 25. Z Almasi vs Onischuk |
| ½-½ | 22 |
2007 |
European Club Cup | C88 Ruy Lopez |
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| page 1 of 2; games 1-25 of 41 |
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Secrets of Opening Surprises
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