A full character turnaround sheet of an ancient sand wyrm keeper, weathered desert nomad with wind-carved leather armor and flowing sand-colored robes, intricate golden scarab amulets and ceremonial incense holders dangling from belt, weathered face with piercing amber eyes, massive serpent staff crowned with venomous crystal fang, swirling sandstorm aura, harsh desert sun backlighting creating dust particle halo, burnt sienna ochre and deep midnight blue color palette, Painterly digital art style, concept art for video game, front and back view with artifact details