| Atlanta beat Gimnasia de Mendoza 2-1 (A) on 26 Apr 2021 |
| Gimnasia de Mendoza beat Mitre SdE 2-1 (A) on 21 Apr 2021 |
| Mitre SdE beat Almirante Brown 3-2 (H) on 22 Mar 2021 |
| Almirante Brown beat Belgrano de Córdoba 1-0 (H) on 2 May 2021 |
| Belgrano de Córdoba beat Tigre 2-1 (H) on 14 Mar 2021 |
| Tigre beat Deportivo Maipú 1-0 (H) on 19 Apr 2021 |
| Deportivo Maipú beat Quilmes 2-1 (H) on 11 Apr 2021 |
| Quilmes beat Estudiantes Río Cuarto 2-0 (A) on 28 Mar 2021 |
| Estudiantes Río Cuarto beat Alvarado 2-0 (H) on 10 Apr 2021 |
| Alvarado beat Agropecuario 2-0 (H) on 3 May 2021 |
| Agropecuario beat Temperley 2-0 (A) on 27 Mar 2021 |
| Temperley beat Estudiantes Caseros 3-2 (H) on 24 Apr 2021 |
| Estudiantes Caseros beat Deportivo Riestra 2-1 (H) on 3 Apr 2021 |
| Deportivo Riestra beat Chacarita Juniors 4-0 (H) on 26 Apr 2021 |
| Chacarita Juniors beat San Martín (T) 1-0 (A) on 13 Apr 2021 |
| San Martín (T) beat Nueva Chicago 1-0 (A) on 19 Apr 2021 |
FLP: Thick arrows show the earliest chain of wins that passes through every team.