C759 Subduing the Deep Sea Giant Whale

This is?

Seeing the appearance of the white gas, Nie Chen was stunned for a moment. Nie Chen seemed to have suddenly thought of something, and the gloominess on his face was swept away.

This gas was exactly when he was facing the 49th Heavenly Tribulation. It was formed from dried beasts. All along, this dry gas had been stored in the mirror's small world