Greater Glyph of Yrden is a glyph in The Witcher 3: Wild Hunt that adds +10% Yrden Sign intensity.
Crafting Requirements 
It can be crafted, looted, or purchased from the following merchants:
- All armorers in Novigrad, Oxenfurt, Skellige and Toussaint
- All alchemists except Jonna in Rannvaig and the Freya Priestess on Hindarsfjall
- Merchant at the sawmill northeast of Rannvaig
- Scoia'tael merchant in the forest south of Novigrad
- Merchant in Mohrin Village
- Runewright at Upper Mill
While otherwise random and rare as loot, not appearing until level 20 is reached, multiple greater glyphs of Yrden can be found during the Patch 4.0 quest, In the Eternal Fire's Shadow.
See also[]
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