"Beelzebub, also known as ""The Lord of the Flies,"" is a powerful demon and one of the primary antagonists in the manga ""Demon King’s Rules X Witch’s Covenant."" This fearsome figure reigns over the seventh circle of Hell and is known for his cunning and manipulative nature.

Beelzebub is often depicted as a grotesque creature with a fly's head and wings, reflecting his title as the Lord of the Flies. Though his appearance may be off-putting, his charisma and power are undeniable. His influence extends far beyond Hell - many mortals are drawn to his dark magic and seek out his aid in exchange for their souls.

Despite his reputation as a malevolent force, Beelzebub is not without his own sense of honor. He adheres strictly to the hierarchy of Hell and demands respect from all who are beneath him. Those who defy him or show him disrespect are met with swift and brutal punishment.

As one of the Demon King's most trusted advisors, Beelzebub wields a great deal of power within Hell's hierarchy. However, he is also a cunning opportunist, always on the lookout for ways to further his own agenda and gain more power. He is not above using others to achieve his goals, and is skilled at manipulating those around him to do his bidding.

Despite his monstrous appearance and fearsome reputation, Beelzebub is not invincible. He has several weaknesses, including a vulnerability to holy water and other sacred objects. His immense ego and lust for power also make him susceptible to manipulation and betrayal.

Overall, Beelzebub is one of the most memorable characters in ""Demon King’s Rules X Witch’s Covenant."" His fearsome reputation, immense power, and cunning nature make him a formidable foe for anyone who crosses his path. Whether he is ultimately defeated or emerges victorious, there is no denying that his influence will continue to shape the world of the manga for years to come."