Ballad of Bran the Conqueror
witcher-3 — Cheat Codes
This book can be potentially found in Arnvald's room during the secondary quest King's Gambit, in the event that Arnvald dies, though it is not lootable.
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Ballad of Bran the ConquerorExample
Ballad of Bran the Conqueror💡 Notes
Source: The Witcher 3 cut content