"Inner World, merge!"
Wang Xian roared, and the fusion between his Inner World and the Heavenly Domain accelerated.
The entire space of the Heavenly Domain began to twist and deform, like dough being kneaded at will by an invisible giant hand.
Not only that, Wang Xian's Inner World fully manifested within the Heavenly Domain and expanded at an utterly astonishing speed.
Across the surface of the dark-blue sphere that was his Inner World, countless Chaos-colored rule patterns writhed like living creatures. Every single pattern radiated a terrifying pressure.
When Wang Xian's Inner World came into contact with the crystal wall of the Heavenly Domain, the resulting radiance was brighter than ten million suns bursting forth at once, blinding every expert present.
The two Powers of Rules collided with a thunderous crash, and the energy storm they produced spread outward at a visible speed.
Space throughout the Heavenly Domain shattered inch by inch, forming countless tiny black holes. These black holes greedily devoured everything around them—light, energy, even sound itself could not escape.
Every black hole that appeared was accompanied by a deafening boom, as though heaven and earth were letting out cries of agony.
"Th-this... what kind of power is this?"
The old man covered in Runes trembled. The ancient Runes he had always been so proud of flickered unstably beneath the impact of this power, like dying candles in the wind.
His eyes widened as he stared at the scene before him in disbelief. "I have lived through dozens of eras and traveled across countless worlds, yet I have never seen such a domineering, terrifying Inner World!"
The burly man holding a massive bronze axe swallowed hard, his tightly clenched palm slick with sweat.
His voice was filled with unconcealed shock and fear. "How is this an Inner World?