Skull demon sorcerer concept art portrait featuring a gothic, intricate design by artists like Terese Nielsen, Brom, and Miho Hirano. The image is hyperdetailed, showcasing a matte painting with triadic colors suitable for Unreal Engine 5. It's set against a dark black velvet background with an art nouveau flair. The piece emphasizes deep, vivid colors in a fantastical and detailed manner, ideal for a splash screen. This fantasy concept art is a gothic masterpiece reminiscent of work found on Artstation and DeviantArt, presented in vivid 16k UHD resolution. The sorcerer displays a unique blend of absurd and fantastical elements, including distinct mutations and deformations such as an elongated neck, extra fingers, and a mystical aura. The artwork avoids any out-of-frame distractions like blurriness, artifacts, watermarks, logos, or cropped elements, maintaining a crisp, imaginative appearance without any cartoonish or split images.