C1118 Battle of the Desolate Tomb.

That's right. The group of men in black were indeed the ten ancient emperors, the three ancestors of the Ming family, the Liu family, and the Chen family.

The reason why they were dressed in black and had to cover their faces was that they did not want more people to know about their existence. As for the thoughts of others, it was always Ming Jiutian's style to strictly follow the rules