Some are large like the Alexandrian, Gardnerian, Druidic, Welsh Traditionalist, Georgian, Dianic, and Church of Wicca. Others are as small as a single coven of 13 or family tradition. Satan is a Christian myth. Satanism is just a perversion of Christianity whereas Wicca is an older, purer faith which stood on its own merits. In other words, anything that feeds their flesh and don't mean nothing.
Vain imagination is the name of the game for the duped.
Many Wiccans start out refusing to do any magick which would influence people against their wills. This oftentimes don't last long. Performed to nature deities like Pan, Diana, Cernunnos. He was anointed as a Priest of the Goddess and learned her secret name. For those who would progress further in Wicca they get into a relationship with the Lord of the Underworld, the Dark Lord of Death.