Modeus is a fictional character from the indie puzzle-adventure game 'Helltaker', created by vanripper. She is one of the demon girls that the protagonist encounters during the game, each with unique characteristics. Modeus is known as the Lustful Demon, and she has an obsession with the concept of love and romance, often depicted as being enamored with the idea of finding a partner. Her role in the series involves challenging the player's puzzle-solving skills to win her over and add her to the protagonist's harem of demon girls.