Mictlantecuhtli, Aztec god of death, male, dark skin, skeletal face, glowing red eyes, ornate headdress with feathers and skulls, black cape with intricate patterns, holding a sacrificial knife, standing in a mystical, ancient temple, surrounded by human skulls, candles, and mysterious artifacts, dimly lit, dramatic shadows, eerie atmosphere, stone walls with Aztec carvings, misty fog, ominous lighting, cinematic composition.