| Semi-finals | 02/05/2021 | S.E.R. Caxias - RS | - | Grêmio Porto Alegre | 1:2 | ||||
| Semi-finals | 09/05/2021 | Grêmio Porto Alegre | - | S.E.R. Caxias - RS | 2:0 |
| Semi-finals | 02/05/2021 | S.E.R. Caxias - RS | - | Grêmio Porto Alegre | 1:2 | ||||
| Semi-finals | 09/05/2021 | Grêmio Porto Alegre | - | S.E.R. Caxias - RS | 2:0 |
| Guilherme Cruz de Mattis | |
| Born: | 12.09.1990 |
| Place of birth: |
São Paulo - SP, 
Brazil |
| Nationality: |
Brazil
|
| Height: | 193 cm |
| Weight: | 90 kg |
| Position(s): | Centre Back |
| Foot: | right |