ancient skeletal warlock, towering undead sorcerer draped in tattered robes infused with fire and decay, skull face with massive curved golden horns, eyes glowing with burning green energy, skeletal body fused with blackened bone and scorched armor fragments, ornate staff topped with a pulsating ember crystal surrounded by smoke and ash, magical runes burning along cloak edges, cinematic lighting, high-detail fantasy sculpt, extremely detailed, high resolution texture, epic stance