The South American Rugby Super League (yes it's rugby union) will debut in late February.
https://es.wikipedia.org/wiki/Súper_Liga_Americana_de_Rugby_2020
The 6 teams will be Ceibos (Argentina), Corinhians (Brazil), Selknam (Chile), Cafeteros (Colombia), Olimpia (Paraguay), and Peñarol (Uruguay).
Ceibos is based in Córdoba. Selknam and Cafeteros are basically national teams. The other three are football clubs.
All teams but Cafeteros will play a double round robin. The top four teams will play semis and final, whereas the bottom ranked team will play Cafeteros.