The Demon Empress was currently making preparations at the center of the archipelago. She would set up the Blood River Refining God Array here.
Every island here would serve as a node of the Blood River Refining God Array. Once the array was activated, it could only be broken by either smashing it apart with overwhelming force or destroying all its nodes and the array eye at the same time.
Otherwise, the Blood River Refining God Array could not be broken at all.
With the Demon Empress, a True God-level expert, overseeing it, it would be impossible for the Douluo Continent to break the array through brute force alone.
Destroying the array nodes and the array eye simultaneously would also be exceedingly difficult. In other words, once the Blood River Refining God Array was complete, the Demon Empress would be almost invincible.
Of course, such a powerful array was not easy to set up.
The fundamental requirement for the Blood River Refining God Array was the sacrifice of tens of millions of living souls and blood, which could only be obtained through mass slaughter.
It also required an immensely powerful Evil Soul Master to preside over it, using a special core array to stir up the resentment of the living souls and turn it into energy to support the grand array. The blood would serve as the medium for guiding the souls.
That would not be a problem. The Demon Empress herself was more than enough.
The Demon Empress had originally tried slaughtering sea soul beasts to serve as the foundation of the Blood River Refining God Array, but the results had been poor. Sea soul beast souls were too fragile and could not produce much resentment.
However, sea soul beast blood was still useful. As for living souls, she