Gremio – Fluminense
Referee: Dario Herrera ARG (photo)
Assistant Referee 1: Juan Belatti ARG
Assistant Referee 2: Cristian Navarro ARG
Fourth Official: Fernando Espinoza ARG
VAR: Silvio Trucco ARG
AVAR: Nicolas Lamolina ARG
Referee Assessor: Juan Zorrilla PAR
VAR Supervisor: Roberto Silvera URU
San Lorenzo – Atletico Mineiro
Referee: Gustavo Tejera URU
Assistant Referee 1: Martin Soppi URU
Assistant Referee 2: Carlos Barreiro URU
Fourth Official: Jose Burgos URU
VAR: Andres Cunha URU
AVAR: Santiago Fernandez URU
Referee Assessor: Joaquin Antequera BOL
VAR Supervisor: Luis Vera ECU
Colo Colo – Junior
Referee: Wilton Sampaio BRA
Assistant Referee 1: Bruno Pires BRA
Assistant Referee 2: Bruno Boschilia BRA
Fourth Official: Braulio Machado BRA
VAR: Rodolpho Toski BRA
AVAR: Rodrigo Guarizo BRA
Referee Assessor: Ricardo Casas ARG
VAR Supervisor: Giulliano Bozzano BRA
Penarol – The Strongest
Referee: Raphael Claus BRA
Assistant Referee 1: Danilo Manis BRA
Assistant Referee 2: Nailton Sousa BRA
Fourth Official: Bruno Arleu BRA
VAR: Daniel Nobre BRA
AVAR: Pablo Gonçalves BRA
Referee Assessor: Hector Baldassi ARG
VAR Supervisor: Pericles Cortes BRA
Talleres – River Plate
Referee: Andres Rojas COL
Assistant Referee 1: Alexander Guzman COL
Assistant Referee 2: Miguel Roldan COL
Fourth Official: Bismark Santiago COL
VAR: John Perdomo COL
AVAR: Heider Castro COL
Referee Assessor: Roberto Perassi BRA
VAR Supervisor: Julio Bascunan CHI
Botafogo – Palmeiras
Referee: Esteban Ostojich URU
Assistant Referee 1: Nicolas Taran URU
Assistant Referee 2: Horacio Ferreiro URU
Fourth Official: Alberto Feres URU
VAR: Christian Ferreyra URU
AVAR: Richard Trinidad URU
Referee Assessor: Abraham Gonzalez COL
VAR Supervisor: Claudio Rios CHI
Nacional – Sao Paulo
Referee: Facundo Tello ARG
Assistant Referee 1: Ezequiel Brailovsky ARG
Assistant Referee 2: Pablo Gonzalez ARG
Fourth Official: Andres Merlos ARG
VAR: Jorge Balino ARG
AVAR: Pablo Dovalo ARG
Referee Assessor: Marlon Escalante VEN
VAR Supervisor: Gustavo Rossi ARG
Flamengo – Bolivar
Referee: Wilmar Roldan COL
Assistant Referee 1: John Leon COL
Assistant Referee 2: David Fuentes COL
Fourth Official: John Hinestroza COL
VAR: Juan Lara CHI
AVAR: Edson Cisternas CHI
Referee Assessor: Juan Corozo ECU
VAR Supervisor: Juan Cardellino URU
