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| 1st(1st leg) | Flamengo RJ | - | Athletico Paranaense | 2:2 (1:2) | ||
| 2nd (2nd leg) | Athletico Paranaense | - | Flamengo RJ | 3:1 (2:1) | ||
| 1st(1st leg): 07/01/2021 18:00 | 2nd (2nd leg): 10/01/2021 23:00 | Winner: Athletico Paranaense | ||||
| 1st(1st leg) | Corinthians SP | - | Atlético Mineiro | 1:1 (1:0) | ||
| 2nd (2nd leg) | Atlético Mineiro | - | Corinthians SP | 5:4 (1:0, 1:1) pso | ||
| 1st(1st leg): 07/01/2021 20:00 | 2nd (2nd leg): 11/01/2021 18:00 | Winner: Atlético Mineiro | ||||
