Witchcraft

There are multiple artists with this name:
1) Witchcraft are a doom metal band from Sweden. Strongly inspired by the early '70s rock, they play with a heavy and slightly psychedelic rock style typical of other similar stoner doom metal bands. Their music is commonly compared to the likes of Black Sabbath, Pentagram and Jethro Tull. They have released four well-received full length albums to date.
2) Witchcraft were a USA duo whose music was of a highly imaginative and original style that could be considered avant-garde.