All the troops participating in this operation had prepared antidotes. Zhao Hai had even refined a large number of antidotes with spatial water and given them to them. He had them take them in advance so that they wouldn't have to worry about most poisons. As for the special poisons in the Qin realm, they had to be careful. However, as long as the people in the Qin realm used them, Zhao Hai would be able to make antidotes.
The barrier formation had been opened, and the attack had begun. There was a special feature in the Qin realm. All the sects 'mountain-protecting formations were poisonous formations. The so-called poisonous formation was that the defensive ability of this formation might not be very strong, but it was composed of many kinds of poisonous fog. Except for the Jade cards that the people of the sect carried, the others would be poisoned as long as they entered the poisonous formation. It was very overbearing.