Prompt shell
Replace highlighted brackets, then copy.
Design a retro sci-fi poster for [title]: bold sans text, centered hero ship, flat color planets, grain texture, limited palette.
How to use
title- replace the bracketed field with your info
Provide (Inputs)
- Title
- Palette
- Hero ship shape
Expected output (Outputs)
- Poster prompt
- Typography note
- Texture cue
Tips
- Keep palette to 3 colors + black.
- Use strong geometric framing.
- Add simple halftone/shading.