Mammon/Relationships

Lucifer Morningstar
Mammon claims that he is friends with Lucifer. It is currently unknown whether or not Lucifer is aware of Mammon's self-proclamation of their "friendship" or affirms it.

Asmodeus
In "MAMMON'S MAGNIFICENT MUSICAL MID-SEASON SPECIAL (ft Fizzarolli)", it is shown that Asmodeus does not take kindly to him and how Fizzarolli forces himself to be a perfectionist for him. Asmodeus describes Mammon as a "selfish, manipulative, piece of shit".

As stated by Asmodeus, he's known Mammon since the beginning of Hell, implying their long history and relationship.

Fizzarolli
Until the events in "MAMMON'S MAGNIFICENT MUSICAL MID-SEASON SPECIAL (ft Fizzarolli)", Fizzarolli was "favored" by Mammon, being Greed's brand star for multiple uses. Mammon has sold multiple Robo Fizz's by his name. However, when Fizzarolli, Mammon threw a fit due to the fact he will lose his image if Fizzarolli leaves.

Blitzo
When Blitzo called Mammon out for how he treats Fizzarolli, Mammon was not happy with his employee bringing acquaintances to the pageant. Mammon called Blitzo a "dumpster diver" due to him being a low-class imp, showing that Mammon does not like Blitzo. Маммон/Взаимоотношения