The vampire demon of Aramaic lore is called Ephata and appears as a shadow.
This one of the weirdest creations I’ve ever heard of. Ready?
When the body of the deceased doesn’t decay properly the soul is forced to stay with the body and is bound to to this world.
At night the spirit leaves its body and searches for humans to drain of blood. If its corpse is destroyed the Ephata will be released from the binding and can move to the next world.
Image from Google search
A vampire spirit in Indian lore can attack people from a safety of its own home.
By entering the astral plane. After wandering the astral plane looking for its victims it will exit the plane in the victim’s home. Its been described as looking like a three foot long leech.
It attaches to an open wound and drain its prey of their blood.
Image from Google search.
The Cocoto lives in the West Indies.
He’s an Incubus vampire as he only preys on women. It feeds by taking blood and life energy from his victims during sex.
The victim eventually grow weak and die forcing the Cocoto to find another victim/lover.