Belphegor Nanatsu is a minor character in the manga and anime series 'Nanatsu no Taizai' (The Seven Deadly Sins). Inspired by the demon Belphegor of the Seven Deadly Sins, this character is often associated with sloth and cunning. In the series, Belphegor Nanatsu plays a supporting role, providing strategic insight and occasionally clashing with the main cast. His mysterious demeanor and sly intelligence make him a memorable, albeit less prominent, figure in the storyline.