Blood

From KB Lexicon
 Blood
TypeBiological
SourceHuman or creature donors
ClassificationNecromantic & Dark Alchemical
Primary UsesBlood magic, binding oaths, identity-linked potions
Common PotionsNone listed
Alchemical PropertiesCarries identity, lineage, and life-force symbolism
Magical EffectsExtremely potent in ritual contexts
Hazard LevelHigh
Shelf LifeSpoils without preservation charms
NotesUse is highly regulated at Hogwarts.



A charged and ethically fraught substance central to many dark and binding workings.