C367 'The Book of earth's treasures' and 'Blacksmith Azad's Manual'

367- 'The Book of earth's treasures' and 'Blacksmith Azad's Manual'

Many of the fighting techniques, martial arts, and cultivation methods, belonged to the Normal grade or Red Grade. And there were very few Orange grade manuals.

And most of those Orange grade manuals were obtained from Khaan’s ring. And some from others