The Witcher 2: Assassins of Kings[]
Endrega embryo is used to craft conflagration traps. As an alchemical ingredient, it can be used for its fulgur.
Associated quest[]
The Witcher 3: Wild Hunt[]
Endrega embryo is an alchemy ingredient that can be dismantled into monster egg and monster essence. It is needed to craft the following items:
It is a random drop from endrega workers, and guaranteed from their monster nests and endrega warriors who guard them.