Sacrificial Refinement

Ordinary artifact refinement only required gathering the fire.

But tempering an artifact required separating it.

And refining a Soul-Summoning Banner was no ordinary blood artifact refinement. It required gathering and separating the fire together, yin and yang joining as one.

The two balls of flame had only just wrapped around the Black Dragon Cauldron when it let out a clear chime. Its lid suddenly shot upward, and brilliant light burst forth. In an instant, the thick layer of dust covering the cauldron burned away.

Only then did Xu Yi get a clear look at the Black Dragon Cauldron.

Except for its three legs and the point where the lid met the body, which were made of pure black metal, the entire cauldron was made of transparent jade, its surface covered in shallow lines.

Xu Yi had no time to think. Before the lid could fall, he flicked his hand and sent the Wailing Stick straight into the black cauldron.

Compared to when he had just come back to life, when he had not even dared to touch the Wailing Stick, things were much better now. It still felt uncomfortable to the touch, but he could bear it by gritting his teeth.

As soon as the Wailing Stick entered, the Blood River Flag followed it into the cauldron.

The two objects lay inside the Black Dragon Cauldron like lifeless things, utterly unresponsive.

Just as the lid was about to close, Xu Yi tossed in the Flame Fruit he had painstakingly collected, along with the Blue Crystal, Source Iron, spiritual soil, and Taiyi Divine Wood.

The moment the five kinds of Pure Five Elements Raw Material entered the Black Dragon Cauldron, the gathering and separating flames seemed to sense them. They surged higher, transforming into two fire dragons that nearly swallowed the