The wholly malevolent and brutal Raksharai, that distanced himself from the rest of his kin, to reign over them from afar: Iblis was once part of the Raksharai people, and was revered by many as a hero.
Mammon, the Blind also known simply as the Blind God is a special case when it comes to the demon lords of the Seven Hells. For though he has claimed the position of the demon lord, he himself does not even recognise that he is in such a position.
Lucifer, Tyrant Among Fire, used to be the son of Lathander before he became the demon lord he is now. Envy and betrayal lead him down a path of serving the mighty leader of the hells.
Orcus, also called the "Blood God," the "Lord of Skulls," and the "Demon Prince of Death", is a bestial creature of corruption with a diseased, decaying look.
Grotesquely corpulent and filled to the brim with disease, death and decay, the loathsome lord of plagues and poxes Writchen sit within the Seven Hells in the excess of his own gluttonous waste.