Chapter 820

Cao Bing listened carefully to Uncle Fu's words. After all, he had already made up his mind to learn Che Houyuan's artifact-refining methods. Uncle Fu had followed Che Houyuan for so many years; even if Che Houyuan had taught him nothing, merely watching over the years had given him terrifying experience and knowledge.

At the very least, he was far, far more capable than a complete novice like Cao Bing!

Uncle Fu continued with a faint smile. "Of course. Becoming a master artifact refiner requires mastering many things. Among them, the most difficult, most important, and most fundamental is—understanding formations and restrictions."

"Cao Bing, you must understand that every artifact-refining master is also a formation master!" Uncle Fu said firmly. "At the very instant a weapon takes shape, one must lay powerful formations and restrictions within it without affecting the weapon's structure in the slightest, allowing its power to be brought out to the fullest. In short, artifact refinement is very complicated."

"Formations..."

Cao Bing fell silent for a moment. He had come into contact with formations before, but never studied them deeply.

He knew that the artifact-refining methods of the Divine Realm in the Stellar Transformation World were certainly different from those in Devouring Starry Sky. Completely integrating the path of formations into artifact refinement was likely the greatest difference between their respective methods.

However, Cao Bing was not discouraged. He believed that with his abilities, even if he started from scratch, he could master this so-called art of artifact refinement!

At this point, Cao Bing and Uncle Fu arrived at a relatively spacious hall.

The hall was elegantly furnished. There was a passageway at each of its four corners, and Cao Bing and Uncle Fu had entered through one of them.

"These three passageways represent treasures of three