Oberyn Martell is portrayed as a handsome man with a lean, muscular build. He has a distinctive sharp, angular face with high cheekbones, piercing dark eyes, and a thin mustache. His long, dark hair is often styled in a loose braid or left to flow freely. He is often seen wearing colorful, flowing garments that reflect his Dornish heritage, such as a red and gold robe with a plunging neckline and a snake pin. His attire is usually adorned with jewelry such as rings, bracelets, and necklaces.