A vampiric spirit from Russian lore, the vpir possesses the corpse of a sorcerer or witch and animates it for its own evil purposes. The vpir attacks nightly those who travel alone, taking great delight in the terror it causes and reveling in the blood it consumes.
- Hunter, Encyclopaedic Dictionary, 404;
- Perkowski, Vampires of the Slavs, 164;
- Ralston, Russian Folk-Tales, 321