cracked energy sphere 3d model

3D cosmic war energy ball, perfectly spherical shape, solid high-density energy core, dark alien-metal outer shell partially cracked open, intense glowing cosmic energy visible inside, swirling energy patterns contained within the sphere, high-contrast sci-fi textures, obsidian and dark metallic materials, glowing purple and cyan emissive energy veins, sharp readable silhouette, stylized sci-fi warfare aesthetic, game-ready mesh, low-to-mid polycount, clean UV layout, PBR textures including albedo, normal, roughness, and emissive maps, isolated object, neutral background no character, no hands, no environment, no floor, no stand, no cables, no text, no logo, no organic blob, no asymmetry, no transparent glass sphere materials: dark obsidian metal surface, glowing cracked seams, emissive purple core with cyan highlights, high contrast sci-fi texture density