15-17 May 2018Defensor Sporting – Cerro Porteño
Referee: Nestor Pitana (ARG, photo)
Assistant Referee 1: Diego Bonfa (ARG)
Assistant Referee 2: Gabriel Chade (ARG)
Fourth Official: Fernando Espinoza (ARG)
Referee Assessor: Claudio Puga (CHI)
Delfin – Atletico Nacional
Referee: Victor Carrillo (PER)
Assistant Referee 1: Jonny Bossio (PER)
Assistant Referee 2: Coty Carrera (PER)
Fourth Official: Joel Alarcon (PER)
Referee Assessor: Sergio Cristiano (BRA)
Monagas – Gremio
Referee: Fernando Rapallini (ARG)
Assistant Referee 1: Gustavo Rossi (ARG)
Assistant Referee 2: Cristian Navarro (ARG)
Fourth Official: German Delfino (ARG)
Referee Assessor: Jose Buitrago (COL)
Colo Colo – Bolívar
Referee: Sandro Ricci (BRA)
Assistant Referee 1: Emerson De Carvalho (BRA)
Assistant Referee 2: Marcelo Van Gasse (BRA)
Fourth Official: Luiz Oliveira (BRA)
Referee Assessor: Dario Ubriaco (URU)
Boca Juniors – Alianza Lima
Referee: Mario Diaz de Vivar (PAR)
Assistant Referee 1: Rodney Aquino (PAR)
Assistant Referee 2: Roberto Cañete (PAR)
Fourth Official: Jose Mendez (PAR)
Referee Assessor: Juan Lugones (BOL)
Palmeiras – Junior
Referee: Enrique Caceres (PAR)
Assistant Referee 1: Eduardo Cardozo (PAR)
Assistant Referee 2: Juan Zorrilla (PAR)
Fourth Official: Arnaldo Samaniego (PAR)
Referee Assessor: Francisco Mondria (CHI)
Flamengo – Emelec
Referee: Diego Haro (PER)
Assistant Referee 1: Raul Lopez (PER)
Assistant Referee 2: Victor Raez (PER)
Fourth Official: Miguel Santivañez (PER)
Referee Assessor: Carlos Torres (PAR)
Libertad – Atletico Tucumán
Referee: Wilton Sampaio (BRA)
Assistant Referee 1: Kleber Gil (BRA)
Assistant Referee 2: Guilherme Camilo (BRA)
Fourth Official: Rodolpho Toski (BRA)
Referee Assessor: Imer Machado (COL)
Peñarol – The Strongest
Referee: Andres Rojas (COL)
Assistant Referee 1: Humberto Clavijo (COL)
Assistant Referee 2: Wilmar Navarro (COL)
Fourth Official: Nicolas Gallo (COL)
Referee Assessor: Nelson Moncao (BRA)
Millonarios – Independiente
Referee: Roberto Tobar (CHI)
Assistant Referee 1: Claudio Rios (CHI)
Assistant Referee 2: Raul Orellana (CHI)
Fourth Official: Cesar Deischler (CHI)
Referee Assessor: Alberto Tejada (PER)
Deportivo Lara – Corinthians
Referee: Andres Cunha (URU)
Assistant Referee 1: Mauricio Espinosa (URU)
Assistant Referee 2: Nicolas Taran (URU)
Fourth Official: Esteban Ostojich (URU)
Referee Assessor: Carlos Herrera (ECU)
