| Copa | 17/08/21 | River - PI [U17] | - | Confiança - SE [U17] | 0:1 |
| Copa | 17/08/21 | River - PI [U17] | - | Confiança - SE [U17] | 0:1 |
| Mateus Silva de Oliveira | |
| Born: | 15.03.2004 |
| Place of birth: |
Brazil |
| Nationality: |
Brazil
|
| Position(s): | Centre Forward |