A dark Southern Gothic vampire house sigil for “House Marrow,” designed like an ancient aristocratic crest from New Orleans. The emblem features a cracked ivory skull with elongated vampire fangs resting over crossed ceremonial dueling blades, surrounded by thorned black roses and dripping blood motifs. Behind the skull is a weathered iron crown partially wrapped in dead cypress roots and swamp vines. The crest is framed by ornate baroque filigree inspired by French Quarter architecture and old cemetery ironwork. Deep crimson, black, aged gold, and bone-white color palette. The sigil should feel brutal, regal, intimidating, and centuries old, blending noble elegance with violence and predatory power. High detail, symmetrical heraldic design, cinematic lighting, textured aged metal and stone appearance, dark fantasy, gothic horror aesthetic, no text, transparent or dark background. Mehr sehen