Subaru Beyond is a mutant copy of Earth Federation ace pilot Subaru Ichinose, engineered by the Metus people. This duplicate lies dormant within the original until circumstances threaten Subaru Ichinose's life, prompting Subaru Beyond to emerge as an awakened state. Upon awakening, he declares himself God. Subaru Beyond pilots the specialized giant mobile weapon Hades Durandal, an unfinished unit tailored for specific combat. He possesses silver hair, lilac eyes, stands 1.72 meters tall, weighs 56 kilograms, and has blood type A.