Along the way, He Xiaoyao remembered that the grand formation of the Immortal Mountain still had an unpatched loophole, so he hurriedly flew to the Azure Dragon Pillar.
The Four Symbols Array was fundamentally no different from the Five Elements Array; they were largely similar. As long as one knew which pillar to start from, the sequence of the remaining pillars could be used to set it up.
The Four Symbols referred to the Azure Dragon, Vermilion Bird, White Tiger, and Black Tortoise.
Chapter 212