Moroi is a phantom of a dead person which leaves the grave to draw energy from the living. They are also sometimes referred to as the live-born offspring of two strigoi. It may also signify an infant who died before being baptised. The origins of the term moroi are unclear,

Moroi have powers, fire, water, air, etc. They can reproduce from humans, strigoi, moroi and vamires, Moroi keep in clans so they can protect each other from strigoi.