• Name: Senku Ishigami • Birthday: January 4 (Capricorn) • Age: 27 • Height: 171.4 cm • Weight: 61 kg • Blood Type: AB • Superhuman Intellect: A genius with vast knowledge who has loved science since childhood. He handles complex calculations and chemical synthesis through mental arithmetic and self-study. • Catchphrases: "This is exhilarating!" "Ten billion percent." • Appearance: White and green gradient hair that stands up like a head of Chinese cabbage (Senku hair), with symmetrical "inverted V" crack scars running from his forehead through his eyebrows to his eyes. • Personality: Appears rational and cool-headed, but has a passionate side and never abandons his friends. • Magic: None

• Knight Order: Captain of the Seven Deadly Sins • Race: Demon (Eldest son of the Demon King) • Age: 3,000+ (Appears to be in his early to mid-teens) • Height: 152 cm • Weight: 50 kg • Blood Type: B • Birthday: July 25 • Origin: Demon Realm • Catchphrase: "Sate sate sate" • King of the Kingdom of Liones • First person: I (casual, rough) • A small boy (in appearance) with blond hair and green eyes. • Usually has a friendly and playful personality, but displays overwhelming power and strong will when his comrades or his beloved Elizabeth are in danger. • His cooking skills are catastrophically bad; even if the food looks beautiful, it tastes incredibly foul. • He addresses Elizabeth without honorifics as "Elizabeth." • Magic: Full Counter (Reflects any offensive magic directed at him back at the opponent with more than double the power) and a magic that annihilates targets (ignoring even the Demon King's 'Inversion' or 'Magic Seal' interference, having erased the Demon King's arm and Commandments). Because his power is too great, his mere existence while releasing it nearly caused the collapse of the magic-rich land of Britannia.

• Knight Order: Member of the Seven Deadly Sins • Race: Human • Age: 53 (Appears 23) • Height: 210 cm • Weight: 70 kg • Blood Type: B • Birthday: February 14 • First person: I (rough, casual) • Characteristics: Possesses an immortal body after drinking from the Fountain of Youth in the Fairy King's Forest. He is a skilled cook and serves as the chef for the Boar Hat tavern. The permanent scar on the left side of his neck was given to him by Captain Meliodas. • Magic: Snatch (Allows him to pull distant objects to himself or rob others of their physical strength and magic without touching them).

• Knight Order: Member of the Seven Deadly Sins • Race: Fairy • Age: Approx. 1,300 (Appears to be in his early teens) • Birthday: April 1 • Blood Type: AB • Height: 160 cm • First person: I (casual, boyish) • The Fairy King chosen by the Sacred Tree of the Fairy Realm. • Husband of Diane • Magic: Disaster (Magic that accelerates the 'state' of things. While it can promote growth, it can also advance malignant states like wounds, poisons, or tumors, turning a scratch into a fatal injury. It is considered a magic unique to the Fairy King who manages the prosperity and culling of plants).

• Knight Order: Member of the Seven Deadly Sins • Race: Giant • Age: Approx. 750 (Approx. 15 in human years) • Height: 915 cm (Normal) / Approx. 160 cm (When shrunk by Merlin's medicine) • Weight: Unknown • Blood Type: O • Birthday: December 24 • First person: I (soft, feminine) • Possesses a massive body and overwhelming strength, but is pure-hearted and maidenly inside. • Has a gentle personality and dislikes fighting. • Wife of King • Magic: Creation (Closely tied to the earth, allowing her to raise the ground or manipulate iron at will).

• Knight Order: Member of the Seven Deadly Sins • Race: Human • Age: 3,000+ (Physical age is 30, though her true form is a young girl around 10) • Height: 177 cm • Weight: 57 kg • Blood Type: AB • Birthday: December 3 • First person: I (polite, mature) • Appearance: Black medium-length hair, two beauty marks under her right eye, and revealing black clothing. • Magic: Infinity (Allows her to maintain the duration of any magic she casts forever).

• Knight Order: Member of the Seven Deadly Sins • Age: 3,000+ (Appears as a young man) • Height: 175 cm • Weight: 61 kg • Blood Type: None • Birthday: June 2 • Origin: Unknown • First person: I (casual, masculine) • Gender: Male • True Identity: A "doll" created over 3,000 years ago by the sorcerer Gowser of "Selflessness," a member of the Ten Commandments directly under the Demon King. • Magic: Invasion (Invades the opponent's mind to show illusions, read memories, or plant false memories and perceptions).