| 4. Round | 11/08/2018 | CF Pachuca [U15] | - | Pumas UNAM [U15] | 3:1 |  |
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| 5. Round | 18/08/2018 | Pumas UNAM [U15] | - | Deportivo Toluca [U15] | 2:2 | ||||
| 6. Round | 25/08/2018 | Cruz Azul [U15] | - | Pumas UNAM [U15] | 0:1 | ||||
| 7. Round | 01/09/2018 | Pumas UNAM [U15] | - | Club Tijuana [U15] | 0:0 |
Mexico