Horcrux is the name given to an object containing part of a wizard's soul hidden by himself to gain immortality. Creating one Horcrux gives one the ability to anchor one's very spirit to the world of the living if the body was destroyed, giving them the chance to create a new body. The more Horcruxes one created, the closer one was to true immortality. Creating multiple Horcruxes was suggested to be costly to the creator, by both diminishing their humanity and even physically disfiguring them to
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