"The formula for this substance comes from the city of Crinfrid, where it is widely employed by dark characters of all kinds."
A blade coated with this substance causes crippling pain to a wounded creature; creature which do not feel pain are immune to its effects.
- Dwarven blacksmith inside the compound surrounding the Inn in the Outskirts sells it. Once you use it, you will have the formula.
- Zerrikanian Alchemy
- In the "Side Effects" premium module: Crinfrid Oil Formula.
- This is one of the only oils which can be bought and sold. Most others can only be concocted and used.