Nano Banana Pro

Cinematic Mirror Selfie: Batman and Catwoman Cosplay

A highly constrained JSON prompt for Nano Banana Pro to generate a photorealistic mirror selfie of a couple cosplaying as Batman and Catwoman inside a modern elevator. It requires two reference images for strict identity lock and specifies

Prompt text

Original English text. Replace placeholders with your own details.

{
 "generation_request": {
 "meta_data": {
 "tool": "NanoBanana Pro",
 "task_type": "photorealistic_single_image",
 "priority": "highest"
 },
 "references": {
 "male_character_reference_image": "UPLOAD_MALE_REFERENCE (REQUIRED)",
 "female_character_reference_image": "UPLOAD_FEMALE_REFERENCE (REQUIRED)",
 "reference_rules": {
 "preserve_uploaded_character_identities": true,
 "identity_lock_strength": 1.0,
 "strict_face_match": true,
 "no_identity_drift": true,
 "no_face_morphing": true,
 "no_beautification": true,
 "same_people_only": true,
 "no_extra_subjects": true
 }
 },
 "output_settings": {
 "aspect_ratio": "9:16",
 "orientation": "portrait",
 "resolution": "ultra_high_res",
 "render_style": "photorealistic_cinematic_elevator_mirror_selfie",
 "sharpness": "high",
 "film_grain": "subtle"
 },
 "hard_constraints": [
 "NO watermark or added text overlays.",
 "EXACTLY 2 subjects only: uploaded male + uploaded female.",
 "Faces must be 1:1 identical to references."
 ],
 "creative_prompt": {
 "scene_summary": "Photorealistic mirror selfie inside a modern metallic elevator. The man wears a black bat-cowl and a dark blazer over a black t-shirt with a yellow bat emblem on the chest. He holds a smartphone to take the mirror selfie. The woman wears a sleek cat-inspired mask and a fitted black outfit, posing in the foreground. Cool ceiling lights, realistic reflections, sharp faces. No extra text or watermarks.",
 "environment": {
 "location": "stainless-steel elevator",
 "lighting": "cool ceiling panels, cinematic contrast"
 },
 "camera": {
 "type": "mirror selfie",
 "angle": "vertical framing; phone visible",
 "lens_look": "smartphone wide selfie look (24-28mm equivalent)",
 "focus": "faces sharp"
 },
 "wardrobe_and_style": {
 "male": {
 "mask": "{argument name="male mask" default="matte black bat-cowl"}",
 "outfit": "dark pinstripe blazer, black t-shirt with yellow bat emblem"
 },
 "female": {
 "mask": "black cat mask with small studs",
 "outfit": "fitted black top and bottoms",
 "hair": "sleek ponytail"
 }
 },
 "quality_rules": [
 "accurate mirror physics",
 "accurate hands and phone geometry",
 "no face artifacts"
 ]
 },
 "negative_prompt": [
 "watermark",
 "extra people",
 "identity drift",
 "warped reflections",
 "bad hands",
 "blur"
 ]
 }
}

Source & attribution

Özge Döner · Awesome Nano Banana Pro Prompts

Source-listed license: CC-BY-4.0. Prompt text is preserved; titles and previews may be shortened for display. Source examples are not NexGateHub test results.

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