sorcery
black magic
black art
necromancy

We had the first show of black art in 1931.

It's as if Clinton's bond with the public was based on some kind of black art.

This information leads him to research on the subject of the black arts.

Unfortunately this is a bit of a black art for anything complex.

And there were those who had practiced the black arts, but he was not one of them.

Possession was a black art, and I hadn't taken the right classes.

These illustrations are in full color, as compared to the black and white art of the original.

And she's well positioned, too, with a long history in the black arts.

There are some arts too black even for a witch.

And it's a kind of black art anyway - everyone did a bit differently.