Kinah Ledger
Unyielding Spellbook
Not from open-world monstersThe game files list it from Vakron Sky Island. Seen one drop somewhere else? The tracker logs it.
Other places Unyielding Spellbook comes from
Bosses, field bosses, named elites, dungeons, raids and events. These aren't open-world farming: Field boss Dungeon
Enhancing Unyielding Spellbook
The game's listed chance for each step up to +10, with the pity bonus added after each fail. +0 to +10 always works.
Recipe, stations and enhancement steps from the game files via MetaBot.GG.
More spellbook
Splendent True Dragon Lord SpellbookSplendent Star Dragon Lord SpellbookStar Dragon Lord SpellbookTrue Dragon Lord SpellbookArtisan's Splendent Truth SpellbookFallen Ancient God SpellbookSpectral SpellbookWisdom SpellbookCourage SpellbookHoly Spirit SpellbookFantasy SpellbookRupture Tome
Questions
Where does Unyielding Spellbook drop in Aion 2?
The game files don't list Unyielding Spellbook on any regular open-world monster. They list it from Vakron Sky Island.
Can you farm Unyielding Spellbook in the open world?
Not from regular monsters: the game files list none. If players log one with the tracker, this page will show it.