TV Special
Description
Dabi, whose real name is Toya Todoroki, is the eldest son of Endeavor, the number one hero, and his wife Rei. He was born as the first child in the Todoroki household, a family created through a quirk marriage arranged by Endeavor for the sole purpose of breeding a child powerful enough to surpass All Might. Toya inherited his father's fire-based quirk but to a more powerful degree, capable of producing flames that could potentially exceed his father's own. However, he also inherited his mother's resistance to cold, which made his body fatally unsuited to withstand the intense heat he could generate.

In his early childhood, Toya was close to his father and was trained as a potential successor. This changed as the physical toll of his quirk became apparent; he would burn himself every time he used his flames. Endeavor, witnessing his son injuring himself, eventually abandoned his training, deeming Toya a failure. The birth of Toya's younger brother, Shoto, who possessed a perfect balance of fire and ice to negate the overheating weakness, cemented this rejection. Endeavor subsequently focused all his attention on Shoto, leaving Toya feeling neglected and replaced. Despite his father's orders to stop, Toya, driven by a desperate desire for acknowledgment, continued to secretly train on his own, leading to further burns and psychological anguish.

The pivotal event in Dabi's past occurred at Sekoto Hill, where his emotions caused his flames to turn from red to a more powerful blue. After his father failed to come see this new development, Toya lost control of his power, triggering a massive wildfire with temperatures exceeding two thousand degrees. His family, finding only fragments of his body, presumed him dead. In reality, the charred and unconscious Toya was found and saved by the villain All For One, who kept him comatose for three years before he awoke. Upon recovering and returning home, Toya witnessed his father continuing to train a young Shoto, proving to him that nothing had changed and that his family had moved on without him. Filled with a sense of betrayal and despair, Toya abandoned his past identity and "reborn" himself as the villain Dabi, dying his white hair black and dedicating his life to revenge.

Dabi's personality is defined by a stoic, aloof, and deeply cynical exterior. He is an extremely focused individual who rarely shows overt emotion, maintaining a calm and collected demeanor even in chaotic situations. This coldness, however, masks a burning inner hatred and a sadistic pleasure in inflicting pain and taunting his enemies, particularly heroes whom he views as hypocrites. He is patient and calculating, preferring to observe and strategize rather than rush into action. While he presents himself as a follower of the Hero Killer Stain's ideology to cleanse society of false heroes, his true driving motivation is intensely personal: to destroy his father Endeavor's reputation and everything he has built, exposing the abuse and suffering that created the Todoroki family. Unlike Stain, who has a specific code for heroes, Dabi's hatred is all-encompassing, directed at the entire hero society he believes enabled his father.

In the story, Dabi is a significant antagonist, initially joining the League of Villains as a member of the Vanguard Action Squad. His role often involves confronting the heroes connected to his past, most notably his younger brother, Shoto Todoroki, whom he taunts mercilessly. His strategic mind makes him an effective leader and planner, but he remains fundamentally detached from his allies. Dabi has little interest in camaraderie, admitting he does not truly care about the League and views his fellow villains as tools to achieve his own revenge. This is starkly illustrated when he uses the death of his ally Twice for his own strategic gain. The revelation of his true identity as Toya Todoroki becomes a major turning point, broadcast to the nation in a calculated move designed to shatter the public's trust in heroes and destroy Endeavor's life's work.

Key relationships define his character. With his father, Endeavor, Dabi has a relationship built on pure, consuming hatred. See him as the source of all his suffering, a man who created and then discarded him for being a flawed product. His relationship with his mother, Rei, is also tragic, as he resented her for her perceived weakness and inability to understand his drive. Among his siblings, he was close to his brother Natsuo and sister Fuyumi, but his feelings for Shoto are complex, involving a mix of jealousy, hatred for being the "successful" child, and a twisted desire for revenge. Despite his claims of indifference, his interactions with fellow League member Himiko Toga and a begrudging respect for Tomura Shigaraki suggest a complicated dynamic with the villain community, though one always secondary to his own goals.

Dabi's development traces a tragic arc from an eager, loving son desperate for his father's approval to a cold, vengeful villain. The rejection, abuse, and his own physical frailty twisted his admiration into a corrosive hatred. His "death" as Toya and rebirth as Dabi mark the completion of this transformation, where he embraces a self-destructive path. His body, a patchwork of burned skin held together by surgical staples, is a constant testament to his past and the price of his power. Significantly, he has never felt pain from his burns since his "rebirth," a sign of his psychological break and his willingness to self-destruct to achieve his goals. Later developments show him even awakening a form of his mother's ice quirk on the brink of death, not for balance, but to cool his internal organs and allow him to use his fire at maximum output for longer, ironically becoming the perfect successor his father had always wanted, but as a force of destruction.

His notable ability is his Quirk, which he names Cremation. It allows him to generate and manipulate incredibly powerful blue flames that are hotter and more destructive than his father's Hellflame. While his raw power is immense, his body's lack of resistance means using his quirk causes him severe and accumulating physical damage. Despite this, or perhaps because of it, he fights without regard for his own well-being, determined to burn everything down. He has developed several powerful techniques, all self-taught by observing his father, including the Flashfire Fist variations like Hell Spider and Jet Burn, mirroring Endeavor's own moves with a more reckless and devastating application. His ultimate technique is Prominence Burn, a massive, city-block-level attack of pure incineration that embodies his philosophy of total destruction.
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