“Yin Yang Lightning Rune…”

Zhou Yuan stared at the flickering black-and-white lightning within the glowing ball. He could sense a strong, heart-palpitating aura from it, a feeling that none of the little Saint techniques had given him earlier.

This little Saint technique was clearly not ordinary.

Zhou Yuan fell silent for a brief moment. He naturally was not aware that the Yin Yang Lightning Rune was created by his master, supreme sovereign Cang Yuan, but that special ...