In the Initial Universe, within Chaos City.
The main gates of a towering estate stood open. On a square tens of kilometers across inside the estate, thousands of cultivators sat respectfully, listening intently.
At the front of the square, an ape-man expert clad in golden armor sat cross-legged, his voice booming like a bell as he expounded on the Nine Universes Chaos Stele.
He explained the profound mysteries of its fourth diagram.
Suddenly-
"That concludes today's lecture." True Yan King's voice was calm, yet it echoed clearly through every corner of the square.
Though the thousands of cultivators still wanted more, none dared linger. They rose, bowed respectfully, and quietly withdrew like an ebbing tide. In moments, the vast square stood empty.
"An Invincible King..." The calm faded from True Yan King's face, replaced by deep gravity. "An Invincible King actually entered the Outer Domain Battlefield..."
Ever since Luo Feng had headed to the Outer Domain Battlefield, he had followed his disciple's growth. Then Luo Feng had unleashed his power, killing sixteen King-level Immortals, leaving Heavy Arrow King in a deep slumber and forcing Blood Beast King into hiding.
When news of those fearsome achievements reached him, True Yan King had initially been stunned, but above all, he had been delighted for Luo Feng.
Yet only a few years later, a chilling message arrived: an Invincible King from the Machine Race's camp had entered the Outer Domain Battlefield.
The Outer Domain Battlefield was a training ground established by the Four Peak Races, a battlefield meant to temper King-level Immortals.
Invincible Kings already stood at the pinnacle of Immortal Gods. They could no longer find opponents capable of threatening them in the Outer Domain Battlefield, much less gain anything from training there.
Thus, under normal circumstances.
Invincible Kings would never remain