Chi Xue and the others were eager to obtain the Ultimate Lightning Tribulation Power. It wasn't just because it would greatly increase their strength; more importantly, it would greatly strengthen their resistance to the final tribulation. When they later tried to break free of the Lord of the Universe's restraints, they would have a much better chance of succeeding. This was crucial to them, since they would all eventually have to try to break free.
In short, Chi Xue and the others were determined to obtain the Ultimate Lightning Tribulation Power. Mo Ye's tribulation was a once-in-a-millennium opportunity for them to acquire it. After all, chances to encounter a cultivator like Mo Ye—one of their own who would also follow their "orders"—were slim. There might not be another cultivator undergoing a tribulation in the eastern region of the God Realm in the future, so Chi Xue and the others placed great importance on this opportunity. It was no exaggeration to say they were determined to seize it.
But Chi Xue and the others had thought of another problem: Venerable Sword Saint was surely interested in the Ultimate Lightning Tribulation Power too. More importantly, since he knew Mo Ye would undergo his tribulation in the eastern region of the God Realm, he would certainly arrive early. In other words, he might show up while they were collecting the tribulation power, or even before they could begin. In that case, Chi Xue and the others might not be able to collect any of it. They might even offend Venerable Sword Saint, prompting him to attack them. At the very least, he might refuse to join forces with them against Ling Tian and the others—and that was the last thing Chi Xue and the others wanted. For a time, they were caught between