Instinct told them that there were matters within the 'Hundred Sects Battle Domain' beyond everyone's control that had yet to be uncovered.
Sure enough.
Once Yunmo Xi finished speaking, his smile gradually faded, yet he covered his mouth with both hands and slowly whistled, then watched Yao Xifeng and the others with a grin.
The moment the whistle sounded, an indescribable unease arose in the hearts of all the prominent figures from the Righteous Orthodox Sects.
The next moment.
Boom——!!!
A deafening explosion erupted from the end of the Ultimate Battlefield, instantly causing terrifying waves of disturbance to emanate from the rear of countless Demonic Dao sects, as if the entire 'Main Battle Domain' was trembling.
From the endless battlefield horizon, a wave of destruction capable of shattering the heavens and earth suddenly exploded, and the heavens seemed to be collapsing infinitely, with mountains and rivers shaking violently, true earth-shattering.
