At the center of the space lay a massive pit.
The pit spanned dozens of miles in diameter.
Within it was a boiling blood pool.
The blood was dark red and viscous as magma. Bubbles constantly rose to the surface, and each time one burst, a thick stench of blood surged upward.
Countless phantom figures seemed to churn within the pool.
Dragons, phoenixes, qilin, kunpeng, taotie... phantoms of all manner of ancient colossal beasts struggled, shrieked, and roared in the blood pool, as though trapped in an eternal purgatory.
At the edge of the blood pool stood a gigantic stone stele.
Several bold, powerful characters were carved upon it.
"Myriad Beast Blood Pool. Any who enter may temper their bloodline and return to their ancestral origins. However, those without great perseverance shall surely die upon entering."
Ye Lin stood at the edge of the blood pool, looking down at the boiling blood. He could feel the terrifying energy contained within it.
This blood pool had likely been refined from the essence blood of countless Demon Beasts. It was a supreme treasure the Myriad Demon Imperial Dynasty used to nurture the core members of the Demon Race.
An ordinary cultivator would be burst apart by the violent power of those bloodlines upon entering, but if they could endure it, their bloodline would undergo a qualitative leap.
"This thing is kind of interesting."
Su Tao stood by the pool and casually beckoned. A drop of dark-red blood flew out of the pool and hovered at his fingertip.
He gave it a glance, then flicked it back into the pool.
"Let's go. There's more inside."
He went around the blood pool and continued deeper into the treasury.
Beyond the blood pool was a vast expanse.
Countless enormous crystal coffins were arranged there in