Football players can be foolish and hot-headed at times, and that shows up in some of the dirtiest moments in the sport.
Dirty tackles throughout the years have left players with career-ending injuries or damaged the reputation of said tackler.
The day and age of YouTube provides us with replays of some of these sickening moments. Some tackles don't really result in any injury at all, but the intent or the actions involved merit their inclusion here.
If there are dirty tackles that you feel should be on here, feel free to add your own in the comments.
Here are some of the dirtiest tackles in world football history.