A group of four men dressed in medieval clothing standing next to each other

a detailed model sheet for a fantasy character. The character is a young wizard. He has long, silver hair that shimmers like the full moon, deep blue eyes, and a dark blue velvet robe with golden embroidery. He carries a magical staff with engraved runes and has a birthmark in the shape of a star on the left side of his face. The character is tall and slender, with an air of wisdom and power. include various full body poses, facial expressions, and costume details. Ensure that the style is consistent and impressive, as this will be the central character in our comic book