Chapter 715

"After all, I measured out the medicinal ingredients just now according to their physical constitutions."

Everyone inside the Great Cauldrons was transforming, and the process was extremely violent. Even their cultivation levels were breaking through inside the cauldrons.

Time trickled by. The spiritual essence from all directions grew denser and denser, until in the end, it actually turned into rivers of spiritual energy that poured into the Great Cauldrons. The silver spiritual flames underground also blazed even more fiercely, carrying spiritual essence as they rushed into the cauldrons. Water and fire merged, refining golden pills. In a vague way, they transformed into two streams of yin and yang energy, giving off the sound of dragons and tigers crying in harmony, while the fragrance of pills filled the air.

This sight moved all who saw it. It was far too extraordinary. What was being refined within the cauldrons could no longer be considered pure spiritual medicine. The underground spiritual veins and heavenly essence had been drawn in, and with lightning striking down as well, the composition of the spiritual medicines in the cauldrons had long since changed.

Dragons and tigers complemented each other, yin and yang intermingled, underground fire essence was drawn up, and spiritual liquid from the heavens was connected. When all of this converged and merged into one furnace, it created a furnace of golden pills filled with Dao charm.

The pill formula was world-shaking. Accompanied by flashes of lightning and peals of thunder, with yin and yang energy alongside it, the thing refined had already begun to merge with the essence of heaven and earth, containing the aura of the great Dao within. Using it to break through was naturally tyrannical.

Everyone inside the Great Cauldrons endured the intense pain, tempering their muscles and bones. Risking their bodies