Druidry is also known as Druidism and Neodruidism. This includes animism, nature religion, Druidism, pantheism, and Witchcraft. Blake also included his own interpretations of druidism and paganism. In 1872, American Druids undertook the task to bring Druidism to the German empire. Through the efforts of Saint Ninian and others Christianity slowly supplanted Druidism. The show freely mixed Christian mythology, Celtic mythology, Druidism, and smatterings of history. He wrote prolifically on the subjects of Druidism and Celtic mythology. This started him on a path of studying mysticism, metaphysical ideals and Druidism. In Irish legend Simon Magus came to be associated with Druidism. Reformed Druidism emphasizes its lack of institutionalized dogma. He is an artist, writer, poet, musician and singer-songwriter who pioneered a "shamanic" Druidism. Toleration did not extend to religions that practiced human sacrifice, such as Druidism. Clifton's speculations are in contrast to the actual motivations for Reformed Druidism. Film critic Richard Corliss from "Time" pointed out that it contained multiple references to Druidism.