Attack Of The Spies (Part One)

Robert was shocked when he heard that. He was sure that breaking through battle was possible, as he was someone of the same case. But when Lucas took the meditative state, he understood why.

"He needs time to form the Storage Core. The more effort he puts into it, the better Core he could form. Anything above Silver is great", he thought as he was defending. Lucas was now in deep concentration, and the Aura around him was running wild for a few moments and became calm again.

The cores that were formed were of five grades. The most common were Bronze and Silver. Gold was formed once in every hundred people. Above those were Diamond and Platinum Grades. These were rarely found, and cultivating those Grade Cores is much harder than Gold.