Villarreal midfielder Alex Baena has filed a police complaint against Real Madrid's Fede Valverde.
Valverde is alleged to have punched Baena at the Santiago Bernabu bus station after Saturday's game.
"Villarreal player Alex Baena was assaulted last night on his way to the team bus after the match against Real Madrid at the Estadio Santiago Bernabeu," a club statement read
"Given this situation, the player has decided to file the corresponding complaint against the aggressor with the national police.
"Villarreal reject any act of violence and firmly believes in the version of our player and will support him throughout this process."
