True Spirits had always been extremely powerful existences in the cultivation world. Even the relatively weaker ones among them could measure themselves against old monsters at the Tribulation Transcendence Stage.
The True Spirits ranked near the top—like True Dragons and Colorful Phoenixes—were existences almost no inferior to True Immortals.
The fur, bones, and hides of ordinary demonic beasts were all greatly useful to cultivators, let alone True Spirit materials.
Yet so what if they were useful? True Spirits were far too powerful. To destroy one and harvest its fur, bones, and even its Inner Core was like digging dirt on the head of Tai Sui—almost an impossible task.
Even Loose Immortals and Demon Kings had no absolute confidence. Although they could defeat the vast majority of True Spirits, defeating one and exterminating one were two completely different things.
Once strength reached the level of a True Spirit, how could it possibly not be skilled in one or two life-saving secret arts? Even if it truly encountered a powerful enemy and could not win, it still had a great chance of escaping.
So even cultivators at the Tribulation Transcendence level had few chances to obtain True Spirit materials. To describe them as something one might encounter but could never seek was no exaggeration at all.
Among all True Spirit materials, relatively speaking, the most common was True Spirit Blood.
However, there was a reason True Spirit Blood was common: this item did not necessarily have to be obtained from a True Spirit itself.
For example, the Yangzhi Bird Lin Xuan had once encountered was a descendant of the Phoenix. If it was destroyed, a little Heavenly Phoenix Spirit Blood could be refined from its body.
The same principle applied to other True Spirits. After the passage of long years, more or