Within the official "Shinzo" (also known as "Mushrambo") media, no character named "Ray" appears. The available sources extensively detail the series' cast, covering protagonists like Yakumo Tatsuro, Mushra, Sago, and Kutal; antagonists such as Lanancuras and Mushrambo; and supporting characters including Hakuba, Binka, and Dr. Daigo Tatsuro. Character lists and plot summaries across all seasons, manga adaptations, and other media omit any reference to "Ray".

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