Chu Xun threw more than thirty Subterranean Devils into the mouth of the demonic dragon. All of them were unable to fight back.

"They taste good," said the demonic dragon.

"As long as you are happy," Chu Xun said indifferently. Then he walked to the piles of Fire Spinel and put them into his Storage Rings as the demonic dragon watched. He filled four Storage Rings with Fire Spinel.

"What trick are you playing?" the demonic dragon asked ...