Controversy has always been a staple of the National Hockey League.
Players who check other players along the boards, throw down their gloves to start a fight or take cheap shots while the referee isn't looking, start controversy on the ice.
It may very well be a strategic part of the game: start controversy to knock opposing players off of their games. Teams start fights in order to sway the momentum in their favor, so why not have a controversial player on your team?
Regardless, some controversial players are more infamous than others, and they deserve some recognition.
These are the ten most controversial NHL players of all time: