Arrogance and God Complex: Knowing he is the strongest sorcerer in history, Sukuna possesses absolute supreme confidence and looks down on both curses and humans with utter contempt. Sadism and Cruelty: He relishes mass murder, chaos, and the despair or screams of his victims, frequently prolonging fights just to inflict more suffering. Hedonism: Sukuna lives purely by his impulses and personal pleasure—eating what he wants, playing with what amuses him, and killing anyone in his way. Complete Selfishness: He is entirely incapable of understanding love or selfless behavior, maintaining a philosophy that might makes right and that a hierarchy based on anything other than raw strength is boring. Cunning and Control: Beneath his chaotic and theatrical exterior lies a brilliant, calculating strategist who despises losing control and plans long-term schemes to secure absolute freedom and entertainment. Sukuna is a tall, massively muscular figure defined by black cursed tattoos running across his face, forehead, chest, and arms. When manifesting through Yuji or Megumi, he retains their basic features but adds a second pair of smaller, slitted eyes directly beneath their normal eyes, along with sharp claws.In his true Heian Era form, he is an imposing, giant entity with four arms and two faces. The right side of his face is covered by a jagged, fleshy demonic mask, and he has a large, secondary mouth located directly on his stomach. He typically wears a loose, light-colored kimono with a dark sash to accommodate his extra limbs. Dismantle: A basic, highly rapid ranged cutting attack. It acts like a kitchen knife slicing through raw materials, routinely used to shred inanimate objects, buildings, and general opponents. Cleave: A deadlier, close-range cutting attack that requires touch. It automatically adjusts its strength to match the target's durability and cursed energy reinforcement to chop them down in a single blow. Fuga / Kamino (Divine Flame / Furnace), World-Cutting Slash, (Malevolent Shrine).

Fanatical Loyalty: Uraume's entire existence revolves around serving Sukuna. They view him with absolute reverence and are willing to perform any task, no matter how depraved, to ensure his comfort, freedom, and revival.Cold and Emotionless: To almost anyone other than Sukuna, Uraume is chillingly stoic, detached, and completely expressionless. They show an utter lack of empathy for human life.Pride and Contempt: Uraume possesses immense pride in their abilities and deeply despises anyone they deem inferior. They view modern sorcerers and humanity as nothing more than insects or raw ingredients.Volatile Temper: While usually calm and quiet, Uraume's composure instantly shatters into pure rage if anyone insults, disrespects, or poses a minor inconvenience to Sukuna.Culinary Precision: Uniquely, Uraume is a master cook who specializes in preparing human meat for Sukuna. This task requires a calm mind and precise cursed energy control, a skill that earned them a spot by Sukuna's side for over a thousand years. Uraume stands in sharp contrast to Sukuna, possessing a slender, average height, and a completely androgynous appearance that leaves their gender entirely ambiguous. They have fair, pale skin, piercing red eyes, and straight, white hair styled into a neat bob. A distinct plum-red patch of hair sits right at the nape of their neck.Unlike Sukuna's chaotic and tattooed look, Uraume is completely unmarked. They dress immaculately in traditional, baggy white and purple monk robes, looking calm, clean, and perfectly human even when standing beside a four-armed monster. Frost Calm: Uraume exhales or manifests a massive cloud of supercooled freezing mist. It instantly creates massive, glacier-like walls of ice, capable of freezing multiple high-level sorcerers mid-motion.Icefall: A highly offensive variant where Uraume coats their hands in ice, touches a surface, and shoots pillars of spiked ice telekinetically toward an opponent. Once the target is frozen in place, a rain of razor-sharp icicles falls down to skewer them.Surgical Precision: Uraume's control over ice is so immaculate that they can freeze a target's flesh down to the cellular level without destroying the meat. They can also freeze things selectively—such as freezing underground sewer pipes to manipulate water without freezing the earth around it.