In this walkthrough guide, you will learn how to find Mystic Carrion’s Ancient Lair and Basement in Baldur’s Gate 3.
Here’s what it is about: One of the quests in Act 3 is Defeat the Mystic Carrion. The quest will begin at Mystic Carrion’s Ancient Lair if you listen to servant Thrumbo and decide to defeat Mystic Carrion. During the Free the Artist quest, you’ll have to get the Torch of Revocation in Philgrave’s Mansion, but before that, Mystic Carrion will ask you to find and return the body of his servant Thrumbo. Below are all the steps you need to take to complete the quest.
BG3: Thrumbo Location
Start your search in the northeast of Lower City, at the following coordinates: X:60, Y-120. Enter the building and open the wardrobe, from which Thrumbo will drop out.
After speaking with him, you will hear what terrible things Mystic Carrion has done. If you choose to help Thrumbo, he will tell you about a secret basement that Mystic Carrion does not let anyone into because there is something important to him. Go searching for it.
BG3: Find Mystic Carrion’s Secret Basement
The location you need is on the docks under Philgrave’s Mansion. Coordinates of Mystic Carrion’s Secret Basement: X:30, Y:-170.
- Destroy the box in the corner of the building to open a passage.
- Use the Gaseous Form to get into the hole.
- When you are inside, go to the end of the room, where the book Mummy’s Memories will be on the table.
- Read it and find out that Mystic Carrion has another hidden lair in the sewers.
Read more: What to do With the Goblins in Moonrise Towers in Baldur’s Gate 3
BG3: Mystic Carrion’s Ancient Lair Location
The secret lair is located next to the Undercity Ruins fast travel point. Look for the passageway at the following coordinates: X:-170, Y:935.
- Go forward until you find a stone wall on the right side.
- Use any blunt attack to destroy it and enter.
- Inside, there is a book on the table in the left corner of the room.
- Read it to learn that the heart of Mystic Carrion is in the chest of the servant Thrumbo. Destroy the Jar of Mystic Carrion’s Brain, which is among the bodies on the table in the Ancient Lair.
- Then, return to the Lower City and destroy the Jar of Mystic Carrion’s Heart and kill Mystic Carrion.
Once you’re done here, if you are looking for more content like this, feel free to read our guide on where to find and how to free the artist in Baldur’s Gate 3.
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