The deep abyss had four kings but Li Xiandao only knew about King Zhou.
The didn't know about the other three.
Twin Fish said, "The four kings are King Zhou, King Lanling, King Giant and King Yasha."
"Among them, King Lanling and King Giant are on the same side and they had a close relationship with one another. King Zhou and King Yasha are close and they basically don't disturb one another. They are working together so as to dig up the world core." Twin Fish added.
"I understand." Li Xiandao remembered that. He reached out and a three-dimensional diagram appeared of the deep abyss.
Heaven Heart and the demon came to the third level under White Bone Demon Lord's leadership.
"Take a look, once we come into contact with the four kings then we shall see if they are strong or not?" Li Xiandao said calmly.
...
Level three, after entering this place, Heaven Heart took the treasure map and observed it carefully.
