A faint glow emanated from the transmission jade talisman at the tip of Ling Xiao's finger, and Ling Zan's reply quickly came back: "Young Master, the Blood-Reversing Origin-Tracing Array requires three key materials: the Azure Dragon Reverse Scale, the Supreme Yin Xuanbing, and Primal Chaos Source Qi. We only have the Xuanbing..."
"Use this instead." Ling Xiao retrieved the half-piece Azure Dragon Jade Pendant from his bosom, a flash of determination in his eyes. "It seals a drop of Azure Dragon Vital Blood within."
He then produced the Poison Spirit Bead. "This bead has absorbed ten thousand poisons and contains a wisp of primal chaos energy. It can temporarily replace the Primal Chaos Source Qi."
Chapter 340