Blood Magic is a magic-based mod, It is a great weapon and a useful tool. Blood Magic adds an expansive life-based magic system that is practiced by mages who attempt to gather a vast amount of power through utilizing a forbidden material: blood. It is also used to fuel Sigils, Rituals and Spells which can damage enemies, create water, summon ores and many other things with the power of blood which spans rituals, sacrifices, summoning, alchemy and spell creation.
With Blood Magic Minecraft, you can sacrifice your own health, or that of mobs, to generate Life Essence. This energy can be used at a Blood Altar or Alchemic Chemistry Set to create items or potions.
The main elements to minecraft blood magic mod are the Sacrificial Knife and the Dagger of Sacrifice. One takes blood from yourself and the other from mobs respectively.
For the best experience, you should install Just Enough Items mod to find your way through the recipes.