What are the potential psychological implications of individuals exhibiting traits associated with the Mephistopheles complex?

Individuals exhibiting traits associated with the Mephistopheles complex may experience psychological implications such as manipulation, deceit, and a lack of empathy. These individuals may struggle with forming genuine relationships and may prioritize their own desires over the well-being of others. Additionally, they may experience feelings of emptiness or dissatisfaction despite their outward success in manipulating situations to their advantage.