In fact, its tail had a specific cognitive capacity of its own. However, under normal circumstances, it was under the Serpent-Tailed Evil Tiger's authority and unable to move on its own and only move according to the will of the Serpent-Tailed Evil Tiger. Two different thinking capacities often served to the advantage of the Serpent-Tailed Evil Tiger However, as the Serpent-Tailed Evil Tiger constantly fought different species, the serpent tail naturally had a habit of poisoning the person it was targeting. It, therefore, identified Asil as its target when it was swung towards him and poisoned him before placing the seal.