"Rumble, rumble, rumble..."
From the distant river surface to the sky came the rolling muffled sound of thunder, like a stone roller rumbling across a threshing ground, rolling endlessly from east to west. The sound carried for hundreds of miles, incomparably shocking and soul-stirring.
Xiao Sanxiao's expression was exceedingly grave as he stared at the shockwaves that occasionally flashed across the distant river and sky.
The battle, difficult to fully make out with the naked eye alone, was crystal clear beneath his primordial spirit's observation.
He could see two blurry golden figures rapidly crossing paths over the river several hundred zhang away. With every lightning-fast, violent collision, the compressed air erupted into shockwave clouds and transparent rings of shockwaves.
The clash of the two experts' auras had filled that stretch of heaven and earth with dark clouds. Their forceful energies frantically rubbed against one another, producing flashing arcs and serpentine lightning. The erupting airwaves rolled up surging waves that cascaded far away, whipping the trees, reeds, and vegetation along the surrounding riverbanks and fields into violent swaying, rustling endlessly.
Gusts of wind swept over like blades, forcing Xiao Sanxiao to hold down the bamboo hat atop his head to prevent it from being blown away. Even the skin on his old face stung in bursts.
Powerful as he was, he still felt tremendous pressure at this moment. Some of his unhealed wounds even seemed to begin itching faintly.
The Regent King!
Ever since the Sacred Dynasty Human Emperor had entered seclusion, the strongest person in this world was actually sending a divine projection to fight the Black Wind Stronghold Master in the Vassal States.
This had happened without any warning and was utterly inconceivable.
It was like the revered emperor of a great dynasty suddenly traveling incognito to personally visit