C1681 Yin Yang Key

Zhan Tianming was really happy to hear about the Upper Ancient Dragon Soul.

After all, Zhan Tianming had a deep understanding of the power of the Dao Seal.

If he could find the Upper Ancient Dragon Soul, then his One Dragon Dao Seal would be able to enhance the Proficiency Level, and at that time, he would be able to display an even more terrifying heaven defying power