The Necromancy of Thay, also known as the Ancient Tome Book in Baldur’s Gate 3, is an evil book and a unique story item.
The Necromancy of Thay, also known as the Ancient Tome Book in Baldur’s Gate 3, is an evil book and a unique story item found in the cellar in Blighted Village when you play the Search the Cellar Side Quest.
Reading this book will give you a special status effect; if you fail, you will get debuffs. But you can’t just go and read it. You must first find a Dark Amethyst key that opens the book for you. This guide will help you find the key to open the book and the choices you can make afterward. Where to find the Dark Amethyst key in BG3
The Dark Amethyst is a purple cursed gemstone found in the spider-infested region of the Whispering Depths. To get here, you have to arrive in the Blighted Village. From there you need to go towards the village center.
