Does Necromancer Heal Undead?

Does Necromancer Heal Undead? Does necromancer heal undead? Divinity: Original Sin 2. Which Necromancy skills heal Undead? None. But he does heal from the damage he inflicts directly through leveling necromancy. Does necromancer heal undead 5e? Negative energy spells now do necrotic damage; some undead are resistant or immune to necrotic damage, but it isn’t