It is unclear whether this is a bug or feature.

Electrocuted/Charred corpses cannot be consumed.

Acquiring the skill will then add the option to consume spirits in dialogue choices.

Like Spirit Vision, Source Vampirism is classified as an 'Innate Skill' under your Memorised Skills tab.

Though it is possible for Source Vampirism to consume Shriekers, Purge has a significantly longer cast range than Source Vampirism to avoid their fatal screams. Yet there is a degree of fluidity in early Christian conceptions of divinity that blurs modern attempts to introduce clarity and logic into ancient.

Target: Corpses, spirits, characters with Source Points. It is obtainable past a point in Act 2 as part of the Powerful Awakening quest unlock your second Source point and return to the Hall of Echoes.

Source Vampirism is learned without a book.

Source Vampirism Spell Book Location Quest Source Vampirism is a Sourcery Skill in Divinity Orginal Sin 2.

Consume a corpse to gain a Source Point, or steal a Source Point from a living character. ORB is in the races category in the Divinity: Original Sin 2 'Shining shining with a spectral blue glow, almost dobin to look for a long time.

How to get source divinity 2