C2364 Spirit Crystals(2)

Spirit Crystal (2)

"For example, you need the corpse of a biology from another world, or a living creature, or the fur of a Gray Devil Rat, the copper balls of a Bronze Ghost Beast, the bones of a Centaur, or even the bones of a Giant Spirit Beast...

As long as you can really fix the divine weapon's runes for those experts, or even upgrade them, then everything will be fine