27 February - 1 March 2018 Tigres – Herediano
Referee: Joel Aguilar (SLV, photo)
Assistant Referee 1: Juan Zumba (SLV)
Assistant Referee 2: William Torres (SLV)
Fourth Official: Jaime Herrera (SLV)
Toronto FC – Colorado Rapids
Referee: Luis Santander (MEX)
Assistant Referee 1: Marcos Quintero (MEX)
Assistant Referee 2: Andres Hernandez (MEX)
Fourth Official: Enrique Miranda (MEX)
Tijuana – Motagua
Referee: Mario Escobar (GUA)
Assistant Referee 1: Ricardo Ake (BLZ)
Assistant Referee 2: Rene Ochoa (GUA)
Fourth Official: Ricangel De Leca (ARU)
FC Dallas – Tauro
Referee: Hector Rodriguez (HON)
Assistant Referee 1: Jesus Tabora (HON)
Assistant Referee 2: Nicholas Anderson (JAM)
Fourth Official: Kevin Morrison (JAM)
Club America – Saprissa
Referee: Oscar Moncada (HON)
Assistant Referee 1: Christian Ramirez (HON)
Assistant Referee 2: Jonathan Moran (SLV)
Fourth Official: Raul Castro (HON)
Guadalajara – Cibao FC
Referee: Drew Fischer (CAN)
Assistant Referee 1: Philippe Briere (CAN)
Assistant Referee 2: Oscar Mitchell (CAN)
Fourth Official: David Gantar (CAN)
New York Red Bulls – Olimpia
Referee: Ricardo Montero (CRC)
Assistant Referee 1: Juan Mora (CRC)
Assistant Referee 2: Osvaldo Luna (CRC)
Fourth Official: Hugo Cruz (CRC)
Seattle Sounders – Santa Tecla
Referee: Walter Lopez (GUA)
Assistant Referee 1: Gerson Lopez (GUA)
Assistant Referee 2: Alejandro Camarena (GUA)
Fourth Official: Sherwin Moore (GUY)
