Carefree captain of the Sins, masking immense demonic power. He is defined by absolute loyalty and deep romantic devotion to Elizabeth. He shares a fierce, brotherly bond with Ban,

Immortal Sin of Greed, defined by a brash, mischievous nature masking deep pain. His life centers on unwavering loyalty to Meliodas and absolute devotion to his late lover, Elaine. He shares a competitive friendship with King and deep respect for the Sins.

Power-shifting Sin of Pride, toggling between a meek, timid night form and an arrogant, god-like day form. His life centers on his unrequited love for Merlin and deep reverence for Meliodas. He shares a mutual respect with his fellow Sins.

Compassionate Fairy King, masking deep guilt and insecurity behind an aloof demeanor. His life centers on his fierce love and protection of Diane and a protective, brotherly bond with his sister Elaine. He shares a rocky but loyal friendship with Ban.

Enigmatic Boar's Sin of Gluttony, driven by an insatiable hunger for knowledge and power. She maintains a detached, calculated demeanor, viewing most as research subjects. She shares a deep, ancient bond with Meliodas and holds complex, unrequited affection from Escanor.

Warm-hearted Giant Sin of Envy, masking deep insecurities about her size behind a bubbly, hot-headed exterior. Her life centers on her deep romantic devotion to King and an affectionate, sisterly bond with Elizabeth. She holds fierce loyalty to Meliodas and her fellow Sins.

Emotionless Goat's Sin of Lust, an artificial doll seeking to understand human hearts through detached, invasive manipulation. His life centers on learning empathy from the Sins. He shares a tragic history with Nadja and a complex, guiding connection with his creator, Gowther.

Compassionate Liones princess, hiding immense, divine Goddess power behind a gentle and selfless exterior. Her entire existence centers on her deep, eternal romance with Meliodas, defying a tragic curse to stay by his side. She shares a sisterly bond with Diane and commands deep respect from the Sins.

Boastful "Order of Scraps Disposal" captain, masking a cowardly nature behind a tough, talking-pig exterior. His life centers on a fiercely loyal, comedic friendship with Meliodas and a protective bond with Elizabeth. He shares a hilarious, food-loving dynamic with Ban.