The Crown of Myriad Phenomena leaned more toward Chaos-type abilities, which was why Huang Yu could drive this supposedly omnipotent artifact with a Saint Domain body.
His Supreme Grade talent, Chaos Power, was ultimately a level higher than the Crown of Myriad Phenomena.
However, his current strength was too weak. Even with Chaos Power opening a back door for him, activating the Crown of Myriad Phenomena was still extremely taxing.
Every time he used the Crown of Myriad Phenomena, Huang Yu needed at least half a month of rest before he could use it again without side effects.
But that was already quite impressive.
If someone else became the Crown of Myriad Phenomena's wearer, even if they reached the Eighth Tier Legendary level, they might not be able to use it better than Huang Yu without the support of a high-grade Chaos-type talent.
As for the captured Nightmare Soul, it had been a dangerous threat that had plagued the Netherworld Legion for quite some time.
Because of it, Huang Yu had put on the Crown of Myriad Phenomena and attacked the Nightmare Soul the moment its cooldown ended, luring it into a trap.
To deal with this Nightmare Soul, the Netherworld Legion's auxiliary undead forces had lost more than half their numbers, and over ten thousand undead created through Bone Resurrection had been slain by it.
Even the most powerful Death Dirge Legion had lost more than two hundred members, including several Sixth Tier Extraordinary beings.
Thus, after capturing the Nightmare Soul alive, Huang Yu did not kill it immediately. Instead, he handed it over to Solomon's Fortress, the Crown of Mysteries, and the Magic Pattern Research Institute for study.
They would use every possible means to extract all of the Nightmare Soul's value.
This Nightmare Demon, which no one