C2687 Emperor Yun's Trump Card

As the saying goes, there are three thousand Great Daos. In the end, all the Dao Art came back from different paths.

In the 30th era, the entire era only used the method of offering sacrifices to cultivate. Naturally, there were some unique aspects to it.

Even though this type of cultivation method might not be suitable for the current universe, it could also benefit a lot from it