The hunters of the world didn't know who this person was. But they made an assumption that this person is the same person described by the top hunters of the world as their Heavenly Gate alliance's leader. Only a person with such status would dare to threaten or challenge the entire world. Despite the increased difficulty of the tower. The hunters persisted.
Ones who were used to going solo into the tower were now forced to join a group so as to assure their safety. Many unofficial hunters were in a pinch as they were used to solo raids in the tower. Also their identity wasn't so good to be familiarized with other hunters. To be precise they were criminal hunters who used whatever method necessary to eliminate a hunter or steal other hunters' possessions.
Because of their notorious actio
