| 1er tour | 09.08.2005 | Guaraní | - | Cerro Porteño | 1:2 |  |
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| 1er tour | 23.08.2005 | Cerro Porteño | - | Guaraní | 4:3 tab | ||||
| 2e tour | 30.08.2005 | Cerro Porteño | - | Defensor Sporting | 2:0 | ||||
| 2e tour | 06.09.2005 | Defensor Sporting | - | Cerro Porteño | 1:1 | ||||
| tour des 16 | 21.09.2005 | Cerro Porteño | - | Boca Juniors | 2:2 | ||||
| tour des 16 | 29.09.2005 | Boca Juniors | - | Cerro Porteño | 5:1 |
Paraguay