Leech Siege

A Ancient Rites combat spell. Set it in your spellbook, then attack to cast. It hits up to 50.

Heals you for part of the damage dealt.

The Ancient Rites are learned far to the east. Finish The Scholars of Vessa to open the book.

Feeding it sigils

• Wraith sigil: sold at Eldric's Arcane Emporium, Zara's Forbidden Wares and Hall of Sages
• Vitae sigil: sold at Zara's Forbidden Wares, The Gilded Arcanum and The Moonlit Arcanum