Kai Starshadow is a dynamic young male character aged 18, embodying a blend of athleticism and casual style. He has a clean-shaven face that highlights his fair skin, and his striking black straight hair features a distinct white streak, adding a touch of uniqueness. His right eye is adorned with a bold black star symbol, contrasting with his normal blue left eye, giving him an enigmatic look. Kai sports a black sweatshirt with eye-catching gold triangles running down the sleeves, paired with comfortable shorts and stylish sneakers. He carries a blue and black sword, a symbol of his adventurous spirit, and wears a silver cross necklace, hinting at a deeper personal story. Overall, Kai exudes a cool, confident demeanor, perfectly suited for the whimsical yet dark aesthetic of the Hazbin Hotel universe.