| Unión de Santa Fe beat Talleres de Córdoba 2-1 (H) on 28 Oct 2005 |
| Talleres de Córdoba beat Aldosivi 1-0 (H) on 20 Aug 2005 |
| Aldosivi beat Almagro 3-0 (A) on 29 Sep 2005 |
| Almagro beat Atlético Rafaela 3-0 (H) on 15 Oct 2005 |
| Atlético Rafaela beat Huracán 1-0 (H) on 18 Aug 2005 |
| Huracán beat Defensa y Justicia 3-1 (H) on 10 Sep 2005 |
| Defensa y Justicia beat San Martín Mendoza 2-0 (H) on 20 Aug 2005 |
| San Martín Mendoza beat Ferro Carril Oeste 1-0 (A) on 4 Sep 2005 |
| Ferro Carril Oeste beat Tigre 1-0 (H) on 6 Aug 2005 |
| Tigre beat CAI Comodoro Rivadavia 2-0 (H) on 2 Oct 2005 |
| CAI Comodoro Rivadavia beat San Martín (SJ) 1-0 (H) on 8 Oct 2005 |
| San Martín (SJ) beat Godoy Cruz 2-0 (A) on 20 Aug 2005 |
| Godoy Cruz beat Chacarita Juniors 2-0 (H) on 15 Sep 2005 |
| Chacarita Juniors beat Huracán Tres Arroyos 1-0 (A) on 1 Sep 2005 |
| Huracán Tres Arroyos beat El Porvenir Gerli 3-2 (A) on 8 Oct 2005 |
| El Porvenir Gerli beat Nueva Chicago 2-1 (H) on 6 Aug 2005 |
| Nueva Chicago beat Ben Hur Rafaela 3-2 (H) on 25 Sep 2005 |
| Ben Hur Rafaela beat Belgrano de Córdoba 2-0 (A) on 28 Aug 2005 |
| Belgrano de Córdoba beat Juventud Antoniana 2-1 (A) on 2 Sep 2005 |
| Juventud Antoniana beat Unión de Santa Fe 2-1 (H) on 6 Aug 2005 |
HWC: Thick arrows show the earliest chain of wins that passes through every team and returns to its start.