1416. Mistake
Noah had obtained the strange diagram millennia ago and had remained uncertain about its effects since then. Nothing he did could cause a reaction in those lines, and the situation didn't change after he reached the divine ranks.
A divine item that could hide its nature from his inspection had to be powerful. Yet, Noah didn't know what to do with it. He had kept it inside his separate space due to its potential value, but he often forgot that it was still there.
"A frail mineral that can store particles of "Breath" of the darkness element," The expert on the stage explained to the audience even if Noah had already placed his bid. "It can work as a fuel for certain inscribed items and formations that require that type of energy. Other properties are unknown. Found in the Void Zone."