What to do with the necromancy in Thay's book?

Baldur's Gate 3 It can plunge you into the world. dungeons and dragonsTranslated from tabletop to PC, PS5, and Xbox Series X/S by Larian Studios. Therefore, the game is full of fantastic creatures, deadly enemies and exciting quests to meet and overcome.

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one early Baldur's Gate 3 A quest that can lead to unexpected results is Search the Cellar, which can be started in the Blighted Village in Act One. Reading the journal in the village alchemist's house will take you on a quest to discover the alchemist's true identity and the contents of his secret cellar beneath the house.

Updated November 5, 2025 by Jeff Brooks: This guide details what you can do with Tay's Necromancy, from the humble beginnings of Act 1 to the late-game Act 3 adventures. You'll need to pass some very difficult skill checks to get the best rewards, but this is a book worth investing time in to get them. The guide has been updated with new images, formatting, helpful links, and clearer instructions on what to do to get the most out of this mysterious book.

Where to Find Necromancy in Thay

Beneath the devastated village (Act 1)

Thai Necromancy This is an evil book that can be found early on in your journey. Baldur's Gate 3. More specifically, You can find it in the Apothecary Basement in Act 1.. All you have to do is go on a trip. Plague Village, Then from the Blighted Village waypoint, enter the first house on the left. This is the village Apothecary, and there is a wooden hatch just behind the counter that leads to the Apothecary basement.

Once you reach the Apothecary's crypt, find the following: A lever on the wall behind some crates. It's on the other side of the ladder in the basement. Activating this lever will open a secret passageway nearby and you'll eventually face off against some skeletal guardians. Once you get these out, continue exploring the basement and eventually stumble upon it. colorful mirror. As it turns out, this is actually a magic mirror you can talk to, and there are several ways to successfully get past the mirror and into the room holding Sei's Book of Necromancy.

dialogue options

D.C.

explanation

threat

15 years or older

You can also threaten a mirror by threatening to break it.

Bard Threat

15 years or older

If you're a bard, you can threaten to sell the mirror as an antique.

strength

15 years or older

You can directly destroy the mirror using a nearby rock without passing the toughness threshold.

Dark Journal (Persuasion)

15 years or older

If you find and read the Dark Diary in this crypt coffin, you can fool the mirror into thinking you are its owner, Ilin Thoth.

destroy the mirror

Not applicable

Outside of dialogue, you can pass the medium toughness threshold by destroying a mirror if you can deal 22 or more damage to it in one hit.

Pass the mirror's quiz

Not applicable

You can also follow a path through the mirror, answering a series of questions, and these quizzes contain unique skill checks and paths.

After passing the magic mirror, To get into the rusted iron door in this room, you'll need to find a rusty key or use various other methods. You'll want to disarm the traps in this room first, but once inside you can grab Thay's Book of Necromancy.

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How to unlock Thay's Necromancy

You need to find a dark amethyst

You actually need Dark Amethyst to open the Necromancy of Thay book. Thankfully, this can also be found in Blighted Village. More specifically, it can be found under the town's well in the Matriarch Spider's lair. You will need to go down this well (or tear down the wall leading to the cave below the well in the blacksmith's cellar). To the west of this cave, you can find a Dark Amethyst in a pile of bones behind all the Phase Spiders and their Mistresses.

The standard route is to first defeat all of these spiders and then get the Dark Amethyst. However, you can also use Stealth or Invisibility to sneak past the spider, grab the Amethyst, and teleport away, but this is much trickier.

Whichever path you choose, after obtaining the Dark Amethyst, interact with the Necromancy of Thay book in your inventory. ' option is provided.Put an amethyst in the book cover slot,' and select this. Here you will be given 4 options, the one you want to select is 'Open Book'.

What to do with Thay's necromancy?

Surely, you'll want to read it

If you're looking for a guide on how to open Thay's Book of Necromancy, you'll probably want to read it successfully. Reading this book requires you to open it and pass three separate Wisdom checks, failing any of which will result in you being cursed. (Either Whispers of Madness or Curse of Ominous Knowledge, both do the same thing: they cause disadvantage on Wisdom checks until a curse removal spell is cast on the character.)

However, for each success you will receive the following rewards: Talk to Dead Ritual Spells and Forbidden Knowledge Passive Ability. After you pass all three initial saving throws, you'll have everything you can from the book (for now), and the book will slam shut.

Unlock Necromancy by utilizing Thay's full potential in Act 3.

It's easy to forget the items you hid in your inventory in Act 1, but you can finally unleash the full potential of Tay's necromancy in the titular city of Baldur's Gate. Tarciate CodexA secret book found in the vault below. magic miscellaneous goods — Specifically, Elminister's vault section.

Reading the Tharchiate Codex will cause your character to be cursed with the following: tarciate wiltThis lowers your health score by 5 points. However, if the curse is lifted through the Remove Curse spell, the character will receive the following benefits: Tharchiate Codex: BlessingGrants 20 temporary hit points once per long rest.

After reading the Tharchiate Codex, you can read Thay's Necromancy again. passing Wisdom Savings Throw (DC 20) Re-reading them grants you powerful new abilities. Order Danse MacabreSummons four ghouls to fight for you.

The table below details the rewards you can receive from reading Thay's Necromancy.

Day

compensation

explanation

You've successfully turned one page (at least).

Talk to Dead Ritual Spells

Anyone who does this will have a Speak with the Dead spell that can be permanently cast as a ritual spell.

You have successfully turned all three pages

forbidden knowledge

A permanent passive ability that grants +1 to all Wisdom saving throws and ability checks.

After reading the Tharchiate Codex, read the book again.

dance fearsome spell

A permanent 5th level necromancy spell that is unlocked for characters who read the book. This allows them to summon four (uncontrollable) ghouls to fight for you. Can only be used once per long rest.

What would happen if you decided to destroy Thay's necromancy?

Astarion-baldurs-gate-3-book-necromancy-of-thay

If you don't want to delve into the book's dark secrets, choose: Use Radiant Damage to destroy the book.However, this is not really recommended as it will only gain you some approval from Karlach, Lae'zel and Will. Also, once the book is destroyed, you'll have to fight three hostile Shadows.

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What to Do with Thay's Necromancy (Video Walkthrough)

Overall, Thay's Necromancy is one of the most mystical items in Act 1, and it's really cool that there are so many different ways to open it and the rewards for it.


Baldur's Gate 3 tag page cover art


released

August 3, 2023

ESRB

M (Mature): Blood and gore, partial nudity, sexual content, strong language, violence.


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