C662 The New Technique Was Formed!

"What's wrong?"

For the past few days, to Xiao Yu, it was like a snap of a finger, but also like ten thousand years of experience.

He had forgotten everything and was fully focused on creating a new powerful technique to increase his current strength!

When he was still in the Holy Realm, he had already thought of this idea. He wanted to create a new ancient technique to increase his strength