Sometimes also known as a prankster, he is smarter than a fairy and less vicious than a goblin, rarach or runner - yet he is a great naughty man. It occurs only in Ireland, grows about 20 cm and is green. Although he can speak, just like centaurs he does not want to change his status to "person". She gives birth to live young and likes to draw attention to Muggles about her existence, so she is in their literature as often as a fairy. The substance he can create looks like gold, but disappears after a few hours. There is no known case that they cause permanent harm to a person.