Rumble~~~
Both of them ignited their divine bodies almost simultaneously, instantly shattering space across billions of kilometers.
Whoosh~~~
An endless black river spanning the starry sky abruptly appeared in the void.
Its boundless power pressed down on the Lord of Yuan Ao. Empowered by Yun He's unique and terrifying divine power, the black river was even stronger than before.
The Lord of Yuan Ao let out an enraged roar, and endless flames sprang into existence.
The black river and the endless flames appeared almost evenly matched in power.
But the Lord of Yuan Ao's treasure was a Top-tier Domain Supreme Treasure, while Yun He's was merely a High-grade Domain-type Supreme Treasure.
In truth, the Black Light River could not match the power of the Endless Flames Domain.
Only because Yun He's divine power level surpassed Yuan Ao's did the black river appear evenly matched with the Endless Flames Domain.
However, the black river had already reached its limit.
After all, it was only a High-grade Domain-type Supreme Treasure. There was a ceiling to its power.
Otherwise, Yun He could have easily suppressed the Lord of Yuan Ao with his domain.
Yun He gazed at the Lord of Yuan Ao from afar, anticipation in his eyes.
This was someone every bit as formidable as the Chaos City Lord and the Star River Lord, strong enough to test the current limits of his strength.
"You've earned the right to make me use it!"
The Lord of Yuan Ao turned his hand over, and a strange black object appeared in his enormous palm.
The moment it appeared, the black object radiated boundless, terrifying power.
"What terrifying power!" Yun He stared at the black object. "So this is a Wonder? Something second only to a Strongest Supreme Treasure!"
On closer inspection, the Wonder was