Arsenal and Leeds have both condemned the abuse that Nicolas Pepe and Ezgjan Alioski have both received on social media following Saturday's Premier League game at Elland Road.
Pepe was red-carded for a headbutt on Alioski and both of the players were targeted for their actions and reactions respectively.
The clubs released a statement saying: "We utterly condemn the vile abuse directed at Nicolas Pepe and Ezgjan Alioski on social media," said Arsenal in their statement. "This is completely unacceptable."
The game ended in a 0-0 draw in Leeds.