The liderc is a vampirelike creature in Hungarian folk lore. The liderc was an incubus/succubus figure that took in a number of shapes. It could appear as a woman, man, animal, or a shining light. The liderc did not have the power of transformation, but it was believed that it existed in all its shapes at once.
Through its magical powers, the liderc caused a human observer to see one form or another. As an incubus/succubus, it attacked victims and killed them by exhaustion.
The liderc loved its victims to death.
In order to defend oneself from the vampire creature, a garter on the bedroom doornob and using garlic.