An imposing male demon clad in intricately crafted armor with an interlocking chain design, exuding an aura of dark magic. He is draped in flowing black and crimson cloaks that seem to writhe with an inner life of their own. His head is a swirling, radiant sphere of crimson energy, casting an eerie red glow that bathes his surroundings in a haunting light. This figure feels as though he has stepped from the epic realms of a high-fantasy saga, reminiscent of Lord of the Rings or a Dungeons and Dragons adventure, his presence commanding both awe and fear. Rendered in 4k ultra-realistic detail, his image captures a blend of otherworldly mystique and tangible menace. Unreal Engine brings to life the fine details of his fearsome visage and the arcane symbols etched into his armor, every shadow and glint of light melding into a mesmerizing blend of dark fantasy.