One of the greatest aspects of being a sports fan is showing off your passion for your respective teams.
There are highs and lows with every sports team, and fans have infamously displayed their displeasure through unfortunate acts of violence.
These violent displays are often kept under control or are stopped before anything serious occurs. However, there are occasional violent fan incidents that get out of control and put those involved in serious danger.
Through the medium of YouTube, we have been able to revisit some of these infamous acts.
Here are the six most violent fan incidents in sports.