Frank Frazetta fantasy oil painting, R3tun4L style, skelenecro, cinematic lighting, insane details, close-up, 64-megapixel DSLR. scene in a sketch-like style with thick, bold lines. The focus is a close-up of a charming skeleton necromancer’s skull, engraved with glowing eldritch symbols that blend medieval magic and futuristic sci-fi. His hollow eye sockets blaze with green and black eldritch flames. wears ancient rusted heavy medieval armor. The glowing runes on his bones pulse with energy, radiating a dark power. Atmospheric haze surrounds the scene, heightening the contrast between the deep blacks of the background and the vibrant flames of his eyes. eerie misty dark forest cemetery background