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Isekai Dinosaur Transformation Prompt - Nano Banana Pro AI Prompt for Character — AI Image Prompt

A detailed prompt for Nano Banana 2 designed to transform a character from an input image into a cute, 3D-rendered dinosaur mascot, while retaining elements of the original character's face as a floating spirit. This is intended for anime or cartoon-style input images and includes specific instructions for typography and composition, simulating a light novel cover. - AIPinMaker

Nano Banana 23D CGIText to Image
Isekai Dinosaur Transformation Prompt - Nano Banana Pro AI Prompt for Character
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Prompt

Masterpiece, best quality, (3D cartoon render:1.5), (chibi mascot character:1.5), cute creature design, light novel cover composition.

(Main Subject: Dinosaur Transformation):
Center frame. The character is transformed into a cute, chubby dinosaur mascot (like a cartoon T-Rex or Yoshi).
Body features: Round body, short stubby limbs, thick tail, smooth scales texture. Big sparkling anime eyes (matching input color).
Costume: Wearing a wig matching input hair and ONLY the top/shirt/jacket from the input outfit. (No pants:1.5).

(Floating Spirit & Halo):
Floating beside the dinosaur's head is a (semi-transparent, ghostly spirit form:1.4) of The EXACT human character's face from the input image.
A glowing golden angel halo floats above this transparent head.
The expression on the spirit face is slightly bewildered or comical.

(Title Logo - Narou-Style):
At the top of the frame, a large, prominent, stylized JAPANESE title logo reads: 「{argument name="タイトルロゴ" default="異世界転生したら恐竜だった"}」.
Typography style: Fantasy light novel design, bold outlines, magical flourishes, long title format, colorful.

(Style & Environment):
Blender 3D style, clay render texture, soft studio lighting, pastel colors.
Background: Simple, clean fantasy world element (e.g., stylized floating island or magic circle) but blurred to keep focus on subjects.

(Technical Tags): (3D render:1.4), (mascot:1.4), (chibi:1.3), (cute:1.4), (typography design:1.4), (ghost:1.3), (halo:1.3), sharp focus.
(Negative prompt): (human body on dinosaur:1.6), (human legs on dinosaur:1.5), (realistic dinosaur:1.5), (scary), (monster), (opaque spirit), (missing text), (missing halo), low quality, blurry, bad anatomy.3f:T6c0,Masterpiece, best quality, (3D car

Prompt breakdown

Subject
Chibi dinosaur mascot with round body, stubby limbs, thick tail, smooth scales, big sparkling anime eyes, input hair wig, and only the top/shirt/jacket from the source outfit, plus a semi-transparent ghostly human face with glowing halo
Style
3D cartoon render in Blender style with clay render texture, chibi mascot design, and light novel cover composition
Lighting
Soft studio lighting with pastel colors
Composition
Center-frame dinosaur, floating spirit head to the side, large Japanese title logo at top, blurred fantasy element in background
Mood
Cute and whimsical with a slightly bewildered comical expression on the spirit face

Remix ideas

  • Swap the T-Rex body for a round Yoshi-style dinosaur while keeping the same wig and jacket details
  • Change the halo color to match the input character's dominant outfit hue for tighter color harmony
  • Replace the floating island with a glowing magic circle that echoes the title's isekai theme

Reference images

Isekai Dinosaur Transformation Prompt - Nano Banana Pro AI Prompt for Character reference
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How to use this AI Image prompt template

  1. AiVideo Maker stepOne1
    Copy the prompt — grab this template’s prompt and negative prompt.
  2. iVideo Maker stepTwo2
    Pick a model — choose a recommended AI model for the best match.
  3. AiVideo Maker stepThree3
    Generate — open the studio with one click and create your result.

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FAQ

What does the Japanese title logo say?
It reads 「異世界転生したら恐竜だった」 meaning "Reincarnated as a Dinosaur in Another World," set in bold fantasy light-novel typography with magical flourishes.
How does the prompt handle the original character design?
It pulls the exact hair color for the wig and uses only the top garment from the input outfit, leaving the dinosaur body otherwise bare to emphasize the transformation humor.