The skeletal middle-aged man then drew a White Bone Disc from his robes and tossed it into the air. It immediately turned into a streak of white light and shot upward, rising a full forty to fifty zhang before hovering silently in place.
"Rise!"
The middle-aged man gave a low shout, his hands rapidly forming seals.
A thunderous rumbling came from the piles of white bones around the altar, and blood-red Spirit Inscription patterns emerged one after another. Countless bones surged into the patterns, gathering and transforming into enormous bone pillars several zhang tall in the blink of an eye. There were more than a dozen of them, forming a huge circle around the altar.
The middle-aged man turned over one hand, and a gleaming dagger abruptly appeared in it. Without hesitation, he slashed his other wrist, opening a deep wound from which blood gushed wildly.
He swept his wrist fiercely, scattering a large quantity of blood over the White Bone Altar.
The next moment, an unbelievable sight unfolded.
The ground beneath the White Bone Altar began to shake. Then, with the altar at their center, thick blood-red Spirit Inscriptions emerged across the ground, connecting to the enormous bone pillars around it and vaguely forming an even larger blood-red formation diagram.
Within the blood-red formation, the beast corpses around the altar eerily dissolved and broke apart, turning into an unknown, viscous blood-red liquid that sank into the ground. The entire formation began to flash with dazzling bloody light.
Seeing this, the middle-aged man atop the altar drew a deep breath and took another Bone Disc from his robes. He tossed it into the air before him, where it hovered silently.
Next, he carefully took out a Black Wooden Box and opened it, revealing half a shriveled finger inside.
The middle-aged