The term 'malicious destroyer' can be summarized as a VANDAL, which is someone who willfully or maliciously destroys or defaces property without the consent of the owner. Vandalism is a criminal offense and can include graffiti, destruction of public or private property, and other forms of damage. Vandalism is often seen as an act of rebellion against authority or society, and can be motivated by a variety of factors such as boredom, anger, or a desire to make a statement.