Casting Bones - same as that used by witch doctors.
This powerful magic item was created to augment Alienists, a prestige class in the Tome and Blood.
Circlet of Amplus Ater Iris meaning “Circlet of The Great Dark Messenger” (Amplus - great, important; Ater - dark, malicious; Iris - messenger of the gods. Thought by some to mean Nyarlathotep)
This really comes from an ancient Chinese novel. Imagine during the PCs' travels, they come to a place where the gender roles are completely reversed. What adventures will the PCs encounter in such a place?