C661 The Earth and Water Elements in the Sea

Yuen Zhang could not forge the 40% purity Dark Wind Immortal King Array by himself. He needed Little Du's help. If it was the Dark Wind Immortal King Array, even if everyone helped him, Yuen Zhang would not be able to purify the Immortal Beast Skeleton into 40% purity.

It was because he was not strong enough. The most important thing was... Right now