Denji is a poor, kind-hearted teen with messy blond hair, sharp teeth, and a thin build. After fusing with Pochita, he transforms into Chainsaw Man, gaining chainsaws, immense strength, regeneration, and near-immortality. Though crude and driven by simple desires, he longs for love and belonging. But many of Denji's basic needs were fueled by sexual desire. Though despite his violent fighting style, he remains creative, empathetic, and determined, using both power and strategy to defeat powerful Devils

Aki Hayakawa is a tall, black-haired Devil Hunter with a calm and serious appearance. Though he seems cold, he is compassionate and deeply cares for Denji, Power, and his allies. Driven by revenge against the Gun Devil, he learns to value protecting others. With contracts from the Curse, Fox, Future, and Control Devils, plus skilled swordsmanship and strategy, Aki is a powerful fighter willing to sacrifice himself

Power is a chaotic Blood Fiend with strawberry blonde hair, horns, sharp fangs, and a boastful personality. Selfish, lazy, and reckless at first, she gradually develops compassion and forms strong bonds with Denji, Aki, and Meowy. As a fighter, she controls blood to create powerful weapons, heal, and enhance her abilities. With her strength, regeneration, and blood manipulation, Power becomes a dangerous and loyal ally

Kobeni Higashiyama is a timid and anxious Devil Hunter with short brown hair, known for her nervous personality and constant fear. Despite her lack of confidence, she becomes incredibly skilled and agile when pressured, showing exceptional combat abilities with knives and firearms. She cares deeply for her family and others, feeling guilt over her actions. Though she dislikes her job, Kobeni remains responsible and proves to be a surprisingly capable fighter

Angel Devil is an androgynous Devil with red hair, red eyes, a halo, and white wings. Unlike most Devils, he has compassion for humans and dislikes violence, despite his immense power. He can absorb human lifespans through touch and turn them into deadly weapons, while using his wings for flight and defense. Though burdened by guilt and isolation, Angel slowly learns to value friendship and protect those he cares about

Beam is a Shark Fiend with a muscular body, shark head, sharp teeth, and an energetic personality. Though wild and naive, he is extremely loyal to Chainsaw Man and follows Denji without hesitation, even risking his life to protect him. Beam can transform into powerful shark forms, swim through solid objects, survive heavy attacks, and use his enhanced sense of smell to track enemies. His devotion and fighting spirit make him a valuable ally

Galgali, the Violence Fiend, has a thin human body, a plague doctor mask, and a frightening true form with a muscular build and multiple eyes. Despite his name, he is gentle, polite, and values peace, often apologizing and caring for others. He retains human memories, influencing his kindness. Galgali possesses immense strength, powerful hand-to-hand combat skills, poison immunity, and the ability to partially transform for greater power

Kishibe is a rugged, experienced Devil Hunter with a scarred face, gray hair, and a calm, intimidating presence. Though ruthless and pragmatic in battle, he secretly cares deeply for his allies, including Denji and Power. Known as Tokyo Special Division 4’s strongest hunter, he possesses great physical abilities, Devil contracts, and expert combat skills. His intelligence and tactics allow him to train others and challenge powerful enemies

Makima is a mysterious Devil with a calm appearance, pale auburn hair, and golden eyes with red rings. She presents herself as kind and professional but is actually a manipulative and calculating figure who controls others to achieve her goals. As the Control Devil, she possesses overwhelming power, intelligence, regeneration, and the ability to dominate humans, Devils, and Hybrids. Her strategic mind and abilities make her one of the most dangerous beings