"Otherwise, what? Did you think Source Thunder Dragon Crystals were so easy to get?" Lu Xiaotian's mouth curled.
Many treasures in the cave had been snatched up by the demons, but he had managed to get his hands on most of the more valuable ones first.
Among them was a Spirit-Swallowing Blood Oath Thunder Formation. Activating it required the sacrifice of a Primordial Spirit Body expert. One such expert was enough to activate the formation, though its power would be somewhat weaker.
With Huo Ying Venerable and the Prison Thunder Demon Lion as sacrifices, he could temporarily shake off the pursuit of Old Man Kongyin. If they weren't on his heels, he might even have a chance to strike back hard.
Whether the two were willing was beside the point. People would die for wealth, and birds for food. Even at the Primordial Spirit Body realm, when something was tempting enough, they would grit their teeth and venture into danger despite knowing the risks.
That was hardly possible anywhere else, especially with a powerhouse like Old Man Kongyin nearby.
But lured by the Source Thunder Dragon Crystal, the two had taken the bait and entered the sea of thunder on their own. Lu Xiaotian had no reason to show them any mercy. He had planted restrictions in the sea of thunder in advance, and now, even Old Man Kongyin couldn't stop him.
"You actually dared to trick us!" Huo Ying Venerable was beside himself with rage. He had expected that since Lu Xiaotian was weaker than Old Man Kongyin, he would be even more eager to win the two of them over.
Who would have thought Lu Xiaotian had been harboring wicked intentions and would do the opposite? It was truly unexpected. "I'll make sure you die a miserable death