West Ham and Nottingham Forest have been charged by the Football Association after their melee in Sunday's Premier League game.
Defender Murillo and Edson Alvarez clashed in the 13th minute of time added on of Forest's 2-1 win at the London Stadium.
That sparked a mass confrontation which ended with Forest pair Murillo and Felipe Morata and Hammers duo Alvarez and Carlos Soler going into the book.
An FA statement read: 'West Ham and Nottingham Forest have been charged in relation to the mass confrontation at their Premier League game on Sunday, May 18.