In an awe-inspiring depiction that captures the imagination, a colossal, incandescent sphere of fire takes center stage in the night sky above an urban landscape, masterfully rendered in an anime art style reminiscent of the iconic works of Akira Toriyama and Makoto Shinkai. This digital illustration utilizes Octane render to vividly bring to life the fierce, burning glow of red and orange hues that dominate the scene, bathing the city below in a surreal, fiery light. The artist employs a technique characterized by flat shading typical of anime, which enriches the visual depth and enhances the dramatic flare of the composition. This artwork is a perfect example of how to master AI art style guides, fusing advanced rendering technologies with traditional anime aesthetics to create a captivating visual narrative that resonates with both art aficionados and casual viewers alike.