C477 One Hundred Slaughter Points!

The Ancient Devil Dragon's sonic assault spread far and wide, and while it caused no physical harm, the sheer pressure it exerted was enough to momentarily stun even an Immortal King.

Consider this: the Ancient Devil Dragon could halt Bai Yunfei, a pinnacle Immortal King, in his tracks for minutes at a time!

If someone as formidable as Bai Yunfei could be overwhelmed by such pressure