| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Z Kozul vs Kotronias |
| 1-0 | 51 |
1991 |
Vidmar Memorial | E06 Catalan, Closed, 5.Nf3 |
| 2. Z Kozul vs Istratescu |
| ½-½ | 55 |
1992 |
EU-chT (Men) | E06 Catalan, Closed, 5.Nf3 |
| 3. Z Kozul vs E Pigusov |
| 1-0 | 37 |
1993 |
Biel izt | E06 Catalan, Closed, 5.Nf3 |
| 4. Z Kozul vs P Nikolic |
| 1-0 | 61 |
1998 |
Sarajevo Bosnia | E06 Catalan, Closed, 5.Nf3 |
| 5. Z Kozul vs Ribli |
| ½-½ | 13 |
2001 |
TCh-SLO | E06 Catalan, Closed, 5.Nf3 |
| 6. Z Kozul vs Kasimdzhanov |
| 0-1 | 40 |
2003 |
33rd Bosnian Sarajevo | E06 Catalan, Closed, 5.Nf3 |
| 7. Z Kozul vs O Gritsak |
 | ½-½ | 39 |
2005 |
6th European Individual Championship | E06 Catalan, Closed, 5.Nf3 |
| 8. Z Kozul vs G Dizdar |
| 1-0 | 48 |
2005 |
Croatian Championships | E06 Catalan, Closed, 5.Nf3 |
| 9. Z Kozul vs G Dizdar |
| 0-1 | 53 |
2005 |
6th European Individual Championship | E06 Catalan, Closed, 5.Nf3 |
| 10. Z Kozul vs D Baramidze |
 | 1-0 | 55 |
2007 |
European Individual Championships | E06 Catalan, Closed, 5.Nf3 |
| 11. Z Kozul vs I Georgiadis |
| 1-0 | 65 |
2007 |
European Individual Championships | E06 Catalan, Closed, 5.Nf3 |
| 12. Z Kozul vs R Zelcic |
| ½-½ | 44 |
2008 |
Croatian Championship | E06 Catalan, Closed, 5.Nf3 |