FX has recently revealed the promotional poster art for American Horror Story: Coven. This 13 part minseries tells the secret history of witches in the United States. The show premieres on Wednesday, October 9 at 10pm ET. With talent such as Jessica Lange, Frances Conroy and Angela Bassett all the pieces are in place for another great season. As FX takes viewers deeper into the twisted matrix of secrets and mysterious attacks the next chapter of American Horror Story should be a good one.