Black magic is not considered good. Black magic is a loose term for magic that is selfish and that will purposely hurt others.

black magic started when it started :)

A Black magic on moshi monsters is a black magic bean flower; so if you buy a magic bean flower and it growns into the colour black.

Black magic is performed by people mainly known as witches, black magicians or wizards. The actual people who perform black magic mainly do it for business, financial and power reasons. Most commonly people who are jealous or seeking revenge go to these black magicians to destroy or control other people's lives for personal gain. All magic except Illusion magic is black magic. This includes white magic, black magic, voodoo, hoodoo, hexes and curses to name a few.

Black magic wasn't used.