C2861 The Four Sacred Beast Clans

"System, Vermillion Bird Catalog, Azure Dragon Catalog, White Tiger Catalog, is there any connection between the Black Tortoise Catalog?"

Ning Qi asked as he looked at the three types of Catalog.

In his mind, since the system had previously called the Vermillion Bird Catalog one of the Four Spiritual Sacred Technique, then there should be some connection between these four techniques