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| 1st(1st leg) | Avaí - SC | - | Brusque - SC | 0:0 (0:0) | ||
| 2nd (2nd leg) | Brusque - SC | - | Avaí - SC | 0:1 (0:0) | ||
| 1st(1st leg): 02/05/2021 20:00 | 2nd (2nd leg): 20/05/2021 00:30 | Winner: Avaí - SC | ||||
| 1st(1st leg) | Marcílio Dias - SC | - | Chapecoense | 1:4 (1:1) | ||
| 2nd (2nd leg) | Chapecoense | - | Marcílio Dias - SC | 1:1 (0:1) | ||
| 1st(1st leg): 16/05/2021 20:00 | 2nd (2nd leg): 19/05/2021 19:30 | Winner: Chapecoense | ||||
