22 June 2018
Brazil – Costa Rica
Referee: Björn Kuipers (NED, photo)
Assistant Referee 1: Sander van Roekel (NED)
Assistant Referee 2: Erwin Zeinstra (NED)
Fourth Official: Damir Skomina (SVN)
Reserve AR: Jure Praprotnik (SVN)
VAR: Danny Makkelie (NED)
AVAR 1: Artur Dias (POR)
AVAR 2: Joe Fletcher (CAN)
AVAR 3: Mark Geiger (USA)
Nigeria – Iceland
Referee: Matthew Conger (NZL)
Assistant Referee 1: Simon Lount (NZL)
Assistant Referee 2: Tevita Makasini (TGA)
Fourth Official: Ricardo Montero (CRC)
Reserve AR: Hiroshi Yamauchi (JPN)
VAR: Massimiliano Irrati (ITA)
AVAR 1: Pawel Gil (POL)
AVAR 2: Elenito Di Liberatore (ITA)
AVAR 3: Gianluca Rocchi (ITA)
Serbia – Switzerland
Referee: Felix Brych (GER)
Assistant Referee 1: Mark Borsch (GER)
Assistant Referee 2: Stefan Lupp (GER)
Fourth Official: Nawaf Shukralla (BHR)
Reserve AR: Yaser Tulefat (BHR)
VAR: Felix Zwayer (GER)
AVAR 1: Bastian Dankert (GER)
AVAR 2: Carlos Astroza (CHI)
AVAR 3: Clement Turpin (FRA)