They cringe from the cross (usually gold) and silver kills them. So they hate Christ (Christianity) and honest money (precious metals)! They're bloodsuckers, they creep around at night and avoid the light of day and they sleep in coffins in dirt from israel. Ok, so I made the last part up, but what about the rest of it?
Where are the occult specialists? Just a lot of coincidences?
*oh and there are stories of them drinking the blood of Christian children. Blood libel.