No one knew how much Killing Aura had gathered within the Killing Aura Flood Dragon. From the start of this massive battle, Huo Hai had been continuously harvesting Killing Aura. If not for the Skeletons that were too far away to provide him with Killing Aura, the amount would have been several times greater by now.
If such an enormous amount of Killing Aura had acted upon Huo Hai himself, he would likely have gone mad long ago. Even when placed within the Killing Aura Flood Dragon, there was still a danger that the Killing Aura Flood Dragon formed through the Baleful Condensation Art would spiral out of control.
Left with no choice, Huo Hai had directly sealed the Killing Aura Flood Dragon away. He truly could not bear to simply disperse all that Killing Aura. If he waited until the Killing Aura Flood Dragon completely absorbed and refined it, it would eventually condense a vast amount of Blood Curse Power. He might even gain an incomparably powerful helper in one stroke. But clearly, that was impossible now.
The Killing Aura Flood Dragon had been sealed earlier and could not be sealed again within a short time. It had refined only a portion of the Killing Aura in its body, yet it had already reached the level of a Seventh-level Spirit Emperor. This time, no matter how reluctant Huo Hai was, he had to disperse all the Killing Aura.
But even if he was going to disperse it, Huo Hai did not want to waste it like this. "Then make your final contribution to me." Under Huo Hai's control, the Killing Aura Flood Dragon released all the Killing Aura and Blood Curse Power throughout its body.
That immense power merged into the Four Spirit Beasts Death Formation, and the entire