Before they left the dragon world, Silver called for Vic as they went inside the cave. Silver explained how is journey of a five hundred years dragon begin. How he led the dragon clans, how he acted bravely and stupidly as a leader.
His mistakes and wise decisions. His journey around each different worlds. His cultivation into the dragon tier system. He explained it all to him.
He explained how essential it is to cultivate both the human body and the dragon soul they possess.
"The human form of your body as a different tier and so is your dragon soul.
The human body evolution begins at Topaz tier level to the Diamond tier level, while the dragon soul evolutions begins at Normal dragon soul tier to the Humanoid Dragon soul tier. And you gain a dragon soul once you refine your soul.