TV-Series
Description
J. Geil is a prominent antagonist from the third part of the JoJo's Bizarre Adventure series, Stardust Crusaders, serving as a major obstacle for the protagonists during their journey. He is a tall and muscular man with an intimidating and notably hideous appearance, characterized by a bald head with an abnormally high crown, a gaunt face with blank, squinted eyes, a small nose, and a nearly toothless mouth. His most distinctive physical abnormality, which becomes a key clue to his identity, is that he possesses two right hands. He typically dresses in a plain shirt, ragged pants, a leather vest, and dark boots, sometimes wearing a flat cap to conceal his features.

Geil is the son of Enya the Hag, a devoted follower and advisor to the primary villain, DIO. Prior to the events of the story, he earned the undying enmity of the hero Jean Pierre Polnareff by being the man who raped and murdered Polnareff’s younger sister, Sherry. He shows no remorse for this act, and in fact, gleefully taunts Polnareff about it, cruelly stating that her cries were enjoyable to him and boasting about his continued life surrounded by other young women. This event is the driving force behind Polnareff's initial reason for joining the quest to defeat DIO, as J. Geil is among DIO's recruited assassins.

His personality is twisted and exceptionally cruel, marked by a deep-seated sadism and a cunning, strategic mind. He is a coward who prefers to attack from the shadows rather than engage in a direct confrontation, using his Stand, Hanged Man, to strike his enemies from unexpected angles and then hide. J. Geil is also incredibly callous, willing to use innocent people as shields to protect himself. For instance, during his battle, he hides his Stand within the eyes of a young boy and a crowd of bystanders, knowing that his enemies will be unable to attack the Stand without harming the innocents. He also demonstrates a high degree of cunning, creating a decoy by wounding a homeless man to match his own injuries, hoping to lure Polnareff into a deadly trap.

J. Geil is a Stand user who fights in service to DIO. His Stand is named Hanged Man, representing the Tarot card of the same name. This Stand has a unique and potent ability: it is a being made of light that can only exist within reflective surfaces, such as mirrors, water, or even the human eye. It travels between these reflections at the speed of light, moving in a straight line, which is its primary weakness. From within a reflection, the Hanged Man can attack a person's reflection, and the damage is mysteriously and directly transferred to the physical body of the victim. The Stand itself has an appearance reminiscent of a cyborg mummy, with bandages covering its body. It possesses two right hands like its master, from which it can produce extremely thin, razor-like blades for slashing attacks. The nature of J. Geil's Stand forces him to remain hidden, as his physical location is vulnerable while his Stand attacks from a distance.

In the story, J. Geil works in a partnership with another assassin, Hol Horse, who wields a gun-like Stand called Emperor. Their primary goal is to eliminate the Joestar group in Calcutta. J. Geil, knowing Polnareff's thirst for revenge, reveals himself to goad the Frenchman into separating from his allies, making him an easy target. Their ambush results in the apparent death of the ally Mohammed Avdol, when J. Geil stabs him from behind, allowing Hol Horse to shoot him in the head. The character shows little to no genuine loyalty, viewing his partnership with Hol Horse as purely pragmatic.

Ultimately, his development is static; he remains a purely evil villain whose purpose is to be overcome. He is defeated by Polnareff with the help of Noriaki Kakyoin. After his Stand's weakness is deduced, Polnareff manages to force the Hanged Man into a vulnerable position and destroy it with Silver Chariot. The dying J. Geil attempts to flee but is cornered. Polnareff delivers a final, devastating flurry of sword thrusts, and as a final visual irony, J. Geil’s body is flung into the air and falls, impaled and hanging upside down from the spikes of an iron gate, a literal interpretation of his Stand's namesake, the Hanged Man. His death provides a cathartic resolution to Polnareff's long-standing quest for revenge.