The Terran Armory Core is a robust, high-tech structure with a metallic exterior, featuring angular and geometric shapes that emphasize its sci-fi military design. Its surface is predominantly smooth with polished metal finishes, accented by glowing blue energy lines that highlight its advanced technology. The core includes intricate paneling and embossed Terran insignias, with a central, circular interface that pulsates with a soft, luminous glow, indicating its operational status.