A suffocating killing pressure spread within the water dungeon.
Killing aura is made from the bloodthirstiness of someone who had killed countless people before. Slaughtering numerous beings allowed one to possess a presence that is cold and dangerous, the thicker the scent of blood as the killing intent aura has the more person the possessor of this aura had slain.
The Great elder of Ye Gui is a Peak Celestial Immortal who is only one step to being a full immortal despite being restrained, would never be looked down upon by someone weaker and sinister like Ye Mo. Just his bloodthirsty aura was enough to suppress an arrogant young master like Ye Mo.