A colossal robot towers over a futuristic cityscape, its metallic form gleaming under a ominous sky. At its core, a swirling mass of energy builds, pulsating with vibrant colors—neon blues, electric purples, and fiery oranges. With a resonating roar, it unleashes an immense energy beam, cutting through the darkness like a comet, illuminating the city below in a kaleidoscope of color and chaos.