Dark, mysterious, symmetrical black metal band logo, intricate design, bold font, gothic lettering, occult symbols, upside-down crosses, pentacles, snakes, wolves, ravens, dark red accents, blood splatters, eerie glow, misty atmosphere, Nordic winter forest, full moon, silhouette trees, foggy mountains, ancient runes, cryptic messages, worn leather texture, rusty metal plates, old parchment background, dim candlelight, mysterious shadows.