Ling Tianyu stood in the place where Crow Ridge City was located, looking at those people without any pity, letting the man in Jade Armor and others glare at him with fury, not caring at all. These people were just bargaining chips, and in the end, they would still die.
The reason why he didn't destroy their power and cultivation was that once he did, they would become useless trash, without any value to exploit. Heavenly Beyond Heaven Holy Land would certainly be in anguish, and there would be no need to save them.
Keeping their cultivation, with so many strong individuals, would certainly be useful. Heavenly Beyond would pay any price to save them, and that was the bargaining chip, the negotiating chip he could use with them.
Not releasing them was not up to them.
Nangong Xuan Ying personally sent people to the Holy Land to deliver a message.
In war between two armies, messengers are not to be killed.