The signs and staves seen here can be found in Icelandic grimoires, some from the 17th century, some from later times though all of them seem to be related. The origin of this peculiar Icelandic magic is difficult to ascertain. Some signs seem to be derived from medieval mysticism and renaissance occultism, while others may be related to runic culture and Germanic belief in Thor and Odinn. Most magic mentioned in court records can be found in grimoires kept in various manuscript collections.
The Amityville Horror: In November 1974, Ronald DeFeo murdered his entire family, shooting them all with a .35 Marlin Rifle. According to DeFeo he was being controlled by evil spirits and heard voices. He was sentenced to six life sentences. A year later Kathy and George Lutz moved in. They moved out after a month. They made incredible claims of black ooze coming from toilets, doors blown off hinges, unexplained teeth marks, a pit to hell in the basement, and of course the bleeding walls. It...