Chapter 227: Competition Preparations - 4
All of Xyren's—the goat-horned demon's—tamed beasts had already been fused into its vessel, reinforcing its body and increasing the amount of power it could exert. Summoning one of those beasts to fight separately would have been no different than splitting its own strength.
Other races could achieve something similar after soul-fusing with multiple beasts, but demonic techniques require neither a special bond nor a profound understanding of the soul. The integration was forcibly completed the moment a beast was tamed, allowing the demons to grow at an astonishing pace.
And the method they used to cross planes was blood sacrifice.
Not the blood of any ordinary creatures, but the blood and flesh of intelligent beings.
That was why they ran rampant across the Human and Elven Empires without end.
