C509 Devil's Nemesis

The Empyrean Violet-Gold Bamboo was the only genius gem in this world that contained the aura of the Golden Thunder and was also the only type of existence that could restrain the Demonic Qi.

If one had a stage of Violet-Gold Bamboo in their possession, they would be able to walk inside the Extraterritorial Battlefield and the Extraterritorial Battlefield would open once every thirteen years