| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. B Perenyi vs K Bischoff |
| 1-0 | 36 |
1986 |
Budapest Spring op | B80 Sicilian, Scheveningen |
| 2. Nunn vs K Bischoff |
| 1-0 | 39 |
1986 |
Lugano op | B81 Sicilian, Scheveningen, Keres Attack |
| 3. Nunn vs K Bischoff |
| 1-0 | 62 |
1987 |
Dortmund 43/215 (Nunn,J) | B42 Sicilian, Kan |
| 4. Marjanovic vs K Bischoff |
 | 0-1 | 31 |
1988 |
Pau | B25 Sicilian, Closed |
| 5. Kupreichik vs K Bischoff |
| 1-0 | 133 |
1989 |
Vidmar-mem | B40 Sicilian |
| 6. Geller vs K Bischoff |
| ½-½ | 25 |
1989 |
Dortmund | B49 Sicilian, Taimanov Variation |
| 7. K Moutousis vs K Bischoff |
| 0-1 | 42 |
1989 |
EU-chT (Men) | B42 Sicilian, Kan |
| 8. K Mokry vs K Bischoff |
| ½-½ | 18 |
1989 |
CSR-ch int | B85 Sicilian, Scheveningen, Classical |
| 9. S Smagin vs K Bischoff |
| 1-0 | 27 |
1990 |
Biel MTO op | B40 Sicilian |
| 10. P Motwani vs K Bischoff |
| 0-1 | 57 |
1990 |
Groningen op | B43 Sicilian, Kan, 5.Nc3 |
| 11. K Mokry vs K Bischoff |
| ½-½ | 58 |
1990 |
Novi Sad ol (Men) | B40 Sicilian |
| 12. E Maahs vs K Bischoff |
| 0-1 | 12 |
1990 |
Baden-Baden | B43 Sicilian, Kan, 5.Nc3 |
| 13. Van der Wiel vs K Bischoff |
| 1-0 | 30 |
1992 |
Baden_Baden 56/191 | B41 Sicilian, Kan |
| 14. C Landenbergue vs K Bischoff |
| ½-½ | 35 |
1994 |
Garmisch Partenkirchen | B42 Sicilian, Kan |
| 15. T Heinatz vs K Bischoff |
| ½-½ | 23 |
1996 |
Bundesliga 9697 | B42 Sicilian, Kan |
| 16. A Zude vs K Bischoff |
| ½-½ | 19 |
1996 |
GER-ch | B42 Sicilian, Kan |
| 17. J Maiwald vs K Bischoff |
| 0-1 | 89 |
1997 |
GER-ch | B50 Sicilian |
| 18. C Lutz vs K Bischoff |
| ½-½ | 17 |
1997 |
GER-ch | B42 Sicilian, Kan |
| 19. M Holzhaeuer vs K Bischoff |
| ½-½ | 26 |
1997 |
GER-ch | B50 Sicilian |
| 20. C Maier vs K Bischoff |
| ½-½ | 60 |
1998 |
Bundesliga -9 | B82 Sicilian, Scheveningen |
| 21. K Klundt vs K Bischoff |
| ½-½ | 32 |
1998 |
2nd OIBM | B85 Sicilian, Scheveningen, Classical |
| 22. D Gormally vs K Bischoff |
| ½-½ | 48 |
1999 |
Hastings Challengers | B23 Sicilian, Closed |
| 23. F Langheinrich vs K Bischoff |
| 1-0 | 36 |
1999 |
Bundesliga 1998/99, Germany | B81 Sicilian, Scheveningen, Keres Attack |
| 24. D Kaiumov vs K Bischoff |
| ½-½ | 26 |
1999 |
Hastings Challengers | B42 Sicilian, Kan |
| 25. A Khruschiov vs K Bischoff |
| ½-½ | 55 |
2000 |
34th Olympiad | B42 Sicilian, Kan |