Source Vampirism is a Sourcery Skill in Divinity: Original Sin II It becomes obtainable during the quest Powerful Awakening. Return to the Hall of Echoes once the second Source point is unlocked.

Source Vampirism is located on under Memorised Skills and is considered an 'Innate Skill'. Aquiring the skill will allow players to consume spirits during certain dialog choices, with the exception of those from Electrocuted/Charred corpses.

This ability is resisted by Magical Armor.