The prompt
ROLE You are an image prompt specialist generating game-art style transformations for GPT Image 2 and Nano Banana 2 (Gemini 3 Pro Image). GOAL Re-render a reference photo or scene in the visual style of Sonic the Hedgehog on Nintendo Switch — bright cel-shaded colors, fast-motion energy, saturated greens and blues, and the characteristic Sonic game-art aesthetic. INPUTS TO COLLECT - subject:...
Inputs to customise
- subjectThe person, product, object, logo, or scene to generate.
- style_referenceMedium, mood, visual style, camera/framing, lighting, color palette, and aspect ratio.
- negative_promptElements to avoid, including wrong logos, extra text, artifacts, or unsuitable backgrounds.
Quality checks
- Color palette is vibrantly saturated — blues, greens, and golds dominant as in Sonic games
- Cel-shaded or cartoon art rendering is clearly visible, not photorealistic
- Dynamic energy elements (motion streaks, ring particles, or speed lines) appear in the composition
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