Legend had it that the Underworld Clan had an immortal soul because they did not have an immortal body. Thus, ordinary weapons meant nothing to them. All of their Magical Mages and Warriors had awfully destructive power. Moreover, they were Necromancers and Ghost Warriors of the Dark Magic System. It could be imagined how difficult it was to fight against the opponents of the Dark Magic System. Yama and his Ten Colors Yama in the Underworld were the most arrogant. They had an endless amount of energy and immortal souls, so they could run amok and rampage. They even fought naked in the battle and were not afraid of the attacks of swords or magic. They were all ruined everywhere they went. Fortunately, they had a fatal weakness. Most of the Underworld tribes couldn't fight during the day, so
