Shadow exuded an aura of sternness and seriousness, often accompanied by a furious scowl. However, beneath this intimidating facade, Shadow grappled with profound self-doubt, lacking knowledge about his origins and the very essence of his being. He simply complied with the directives of the scientists who discovered him. His alien heritage rendered him unfamiliar with Earth's cultural nuances, leaving him perplexed by concepts like dancing and music.