A gargantuan leviathan swimming through a vast cosmic sea, its body shimmering with an intricate blend of glowing jade and polished obsidian. Its scales radiate fractal patterns of emerald light, illuminating the obsidian void around it. Celestial orbs orbit the leviathan, each made of swirling jade energy, casting surreal green reflections across the beast's translucent fins. The leviathan’s eyes are twin emerald galaxies, pulsing with ancient wisdom, as jade nebulae trail in its wake