As all witches and warlocks know, summoning creatures from another plane of existence requires a bit of ceremony. Sacrifices and exotic materials may be required along with elaborate ceremonies, but a simple geometric figure and a few candles will often be enough. Of course, there may be a whole other price to pay if the ritual succeeds. Keeping the Trickster demons and other unworldly apparitions can take a great deal of concentration or chanting; if the protective pentagram should be disturbed... Examples of Summoning Ritual include: