In the intense environment of professional football tempers often boil over with the referee, the opposition and even with teammates.
Some of these feelings translate into acts of madness on the pitch with players such as Roy Keane, Lee Bowyer and Mauro Icardi becoming famous for their spats.
Here Sport360 takes a look back at the ten footballers who hate each other the most.
Are there any players that you feel should have been included on the list? Let us know using #360Fans.