- Looted from a revenant in Unadin Grotto in the Exalted Plains.
- Rewarded upon completion of the Emerald Graves side quest Map of Elgar'nan's Bastion.
- Looted from the Sandy Howler High Dragon in the Hissing Wastes.
- Can be crafted by the Inquisitor, see Frost Rune Schematic for schematic locations.
- Always found in the following weapons:
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