C17 Rolling Stream Star Fall Chapter 17 Refining Demonic Blood
White, green, black, they're all in the rearview mirror, and red, yellow, and gold are Innate Stage. Of course, this Innate Stage demon core was not obtained by Lin Haorann's slaughter, it was only discovered when he purchased the demon core in Hidden Dragon City to cultivate.
Along the way, Lin Haorann had killed countless Demonic Beasts of various sizes. Moonhowl Wolf