Steelheart is a fictional character from Brandon Sanderson's novel *Steelheart*, which is the first book in the Reckoners series. An immensely powerful Epic with seemingly invincible abilities, Steelheart possesses invulnerability, super strength, and the power to turn anything non-living to steel, with the single known weakness that is shrouded in mystery. He rules over the city of Newcago, a transformed version of Chicago, with an iron fist and is a symbol of tyranny and fear for its citizens. The novel follows a young man named David Charleston, who seeks to bring down Steelheart after witnessing the murder of his father by the Epic's hand. Sanderson’s book explores themes of power, revenge, and the resistance against authoritarian rule.