A skull demon sorcerer concept art portrait with inspiration from Terese Nielsen, Brom, and Miho Hirano, featuring hyperdetailed gothic art in triadic colors, rendered in Unreal Engine 5 with a detailed matte painting style. The figure is set against a dark black velvet background, incorporating art nouveau elements with deep, vivid colors and fantastical, intricate detail. This fantasy concept art is a gothic deviantart masterpiece with complementary colors, created in 16k resolution, UHD, HDR10 quality, showcasing absurd resolution. The character features a creatively designed face with a long neck and an ethereal presence, with an intricately detailed cloak and staff, evoking a sense of dark elegance and mystical power. The composition is clean, clear, and without any distracting elements like blurriness or watermarks, capturing the essence of a vivid splash screen fantasy concept.