The purpose of Woland's visit to Moscow is to spread evil around. An example is the Black Magic Show, which he gives to cause argument between people because of the money. He also enjoys watching the way people behave because he likes their quarrel. Woland's purpose is to impress the people around him giving them like a tap of evilness. As he goes around Moscow, he is meeting more people to whom he causes quarrel and dislike because he enjoys watching those types of things. He also wants to be a very powerful figure to Moscow to influence his character throughout the city.