The depth-psychology corpus approaches Ego Sovereignty not as a settled achievement but as a contested, developmentally fraught condition — one that must be distinguished from ego inflation on the one side and ego dissolution on the other. Jung himself established the foundational tension: the ego possesses genuine autonomy and free will within consciousness, yet this sovereignty is relative, circumscribed by the superordinate authority of the Self, which acts upon the ego ‘like an objective occurrence which free will can do very little to alter’ (Aion). Edinger amplifies this by tracing the mythological history of ego autonomy — Promethean theft, the Garden of Eden — as a necessary but dangerous appropriation of transpersonal energy, the inflation that attends premature or excessive sovereignty being the central clinical and spiritual danger. Giegerich radicalizes the critique further, arguing that genuine psychic development requires the ego’s negation rather than its consolidation, such that the Self ‘exists only as a reality over the ego’s dead body.’ Welwood, drawing on Buddhist perspectives, characterizes the ego as ‘a pretender to the throne,’ and Stein and Campbell provide the structural corrective: without a sufficiently centred ego, consciousness itself becomes questionable, making the Jungian position irreducibly dialectical. The question of whether ego sovereignty is a mature achievement, a developmental stage to be transcended, or a form of hubris demanding correction remains the animating tension across this corpus.