Euphemina, the Mumud's Successor, formerly the Duplicator and the Earl of Eternal Kingdom, is a powerful User and a Private Ranker in Satisfy. She is the first epic rated hidden class user. As a Duplicator, she secretly collects copies of high-grade spells from rankers and named NPCs. Because of her ability to cast these high-grade spells without chanting, people usually mistook her as having a legendary class and even stronger than Grid. Euphemina holds great pride in her looks. However, she has a complex about her short height and hates to be called a "kid".

Spoiler

She is currently a Legendary Class holder, who can also become a Myth in the future, a Meritorious Retainer, an Earl, and one of the main pillars of the Overgeared Kingdom who works under the reign of Overgeared King Grid as one of his loyal retainers and Knights.