Brady Tkachuk takes a penalty from the bench!

Just when you thought Brady Tkachuk had figured out every way to take an undisciplined penalty, he outdoes himself.

Tonight, the Ottawa Senators' captain took a slashing penalty while on his team's bench after hitting Buffalo Sabres forward Beck Malenstyn in the face with the buttend of his stick.

Check it out:

Accident? On purpose?

Or 'accidentally on purpose'?