Mammon is one of the Seven Mortal Sins representing the demon of Greed in the anime series 'Sin: Nanatsu no Taizai'. She is depicted as a voluptuous and alluring demon who uses her charm to entice and manipulate others for her own interests. Despite her greedy nature, Mammon is shown to have a playful and mischievous personality. Her role in the series is to challenge the protagonist, Lucifer, and to further the overarching theme of the seven deadly sins, each represented by a different character in the series.