Every Nightmare Knight would carry two Spider Silk Missiles, firing them at close range to bind members of the Dragon Clan. In the case of Long Yi's target, two missiles would be enough to bind a Black Dragon, which would be considered a success.
Of course, in addition to that, Long Yi was not idle. All Giant Dragons that had been killed were brought back by him. Fortunately, two of the Giant Dragons were not dead. Long Yi decisively cut off their heads and maintained their survival through Magic and nutrient solutions. It was imperative for Long Yi to figure out what exactly was going on with these invading dragons.
Long Yi, Little Zi, Ai Lin, Simu, and Long Er gathered around the heads of these two members of the Dragon Clan. They could be considered experts in dealing with Worms, psychic powers, and even Divine Power.
