Boom! Boom! Boom!
Within the Stellar Vortex, peals of thunder were exploding!
The thunder was wild and violently exclusionary. The ripples of Qiu Yan's and the other three Demon Kings' Divine Abilities collapsed and scattered the instant they touched it, nearly impossible to even take shape!
"Again, this kind of thunder! How can it be so tyrannical? The moment Divine Abilities or spells touch this thunder, they can scarcely endure. I've heard that when some achieve the third-step Demon King realm, they must undergo this kind of Lightning Tribulation. Compared to the Five Elements Tribulation, who knows how much stranger it is!" Seeing this thunder, Crocodile Ancestor King's expression turned grave. Clearly, this was not his first encounter with it.
After traveling together for so long, Qiu Yan had also gleaned a rough understanding from them of the traits surrounding a Demon King's attainment of the Dao.
Clearly, in Northern Julu Continent, Demon Kings were almost the limit of what the continent's heaven and earth could bear, far surpassing Donghua's limits, but attaining such a state was no easy matter.
The Demon King realm was, in fact, the Fifth Realm of Life Cultivation—the Profound Origin Realm.
The Profound Origin Realm was divided into three stages. The first stage was likewise the norm among Demon Kings. Though they had no established Dao lineage, they possessed instincts originating from their original forms, giving them sharper perceptions of heaven, earth, and the cosmos. Attaining the Dao was difficult, but not without a path.
Demon Kings of this first stage were first-step Demon Kings. When attaining the Dao, they had to undergo an Internal Tribulation. This so-called Internal Tribulation occurred because, upon advancement, the instincts and power originally accumulated within the demon body grew beyond control. With little in the way of cultivation methods