The hero journey stands as one of the most generative and contested constructs within the depth-psychology library, functioning simultaneously as comparative mythology, psychological developmental schema, and template for transformative narrative. Joseph Campbell’s formulation of the monomyth — departure, initiation, and return — provides the structural backbone against which virtually every other treatment in the corpus positions itself. Campbell identifies the hero as ‘the champion of things becoming,’ a figure whose traversal of threshold, ordeal, and apotheosis mirrors the psyche’s own movement from identification with the ego to apprehension of a transpersonal center. Jung’s contributions inflect this structure through the libido economy: the night sea journey, the dragon fight, and the emergence of the hero from the monster’s belly encode regression, encounter with the unconscious, and the recommencement of progression. Hillman complicates the picture by exposing literalism as the hero’s characteristic psychological vice, while feminist interlocutors — visible even in Campbell’s own late dialogues — press the question of whether the heroine’s journey constitutes a distinct temporal structure of endurance rather than spatial conquest. Applied practitioners from Banzhaf on Tarot to Frank on illness narrative appropriate the schema as a living map of self-transformation, demonstrating both the pattern’s cultural penetration and the critical vigilance required to prevent its reduction to self-help formula.