character-design — Claude Code skill: game character design
A skill that turns your coding agent into a character designer: silhouette, shape language, color and proportions. Useful when you need a hero, villain or NPC concept.
npx skills add omer-metin/skills-for-antigravity --skill character-design -a claude-codeWhat character-design does
This skill makes the agent work as a character designer. It follows a three-read rule: silhouette first, then color, then detail. Shapes — circles, squares, triangles — carry personality before any rendering does. The author writes from experience designing heroes and villains for games from AAA to indie.
The skill ships with a references folder holding three files. patterns.md sets out how a design should be built. sharp_edges.md lists common failures and explains why they happen. validations.md holds strict rules for checking your work. The agent consults these instead of generic advice, and will push back if your request conflicts with them.
Designs are expected to hold up at any size, from a 16-pixel sprite to a cinematic close-up. Cultural responsibility is called out too: research the source material and avoid stereotypes. Worth keeping in mind if your character draws on a real culture.
What it helps with
- design a silhouette that reads from a distance
- pick shape and color to match a character's personality
- build a character sheet and expression sheet
- catch common failures like a muddy silhouette
- make a cast where characters stay distinct from each other
Example prompts for the agent
- work out the silhouette and shape language for this game's hero
- design a villain: shape, color, proportions
- check my character design against the readability rules
How to install character-design
1Skills CLI (Vercel)
npx skills add omer-metin/skills-for-antigravity --skill character-design -a claude-code2Manually: put the files in place
~/.claude/skills/character-design/SKILL.mdCopy the whole skill folder; for one project use .claude/skills/character-design/
1Skills CLI (Vercel)
npx skills add omer-metin/skills-for-antigravity --skill character-design -a codex2Manually: put the files in place
.agents/skills/character-design/SKILL.mdFor all projects use ~/.agents/skills/
1Skills CLI (Vercel)
npx skills add omer-metin/skills-for-antigravity --skill character-design -a cursor2Manually: put the files in place
.cursor/skills/character-design/SKILL.mdCursor also reads .agents/skills/ and .claude/skills/
1GitHub CLI
gh skill install omer-metin/skills-for-antigravity character-design2Manually: put the files in place
.github/skills/character-design/SKILL.md1Skills CLI (Vercel)
npx skills add omer-metin/skills-for-antigravity --skill character-design -a gemini-cli2Platform CLI
gemini skills install https://github.com/omer-metin/skills-for-antigravity --path skills/character-designManually: put the files in place
.devin/skills/character-design/SKILL.mdThe legacy .windsurf/skills/ path still works
Skills CLI (Vercel)
npx skills add omer-metin/skills-for-antigravity --skill character-design -a opencodeClaude.ai
Zip the folder and upload it in Settings → Capabilities → Skills
Step by step, with commands for each platform: How to install skills in Claude Code: five ways
Questions about character-design
How do I install character-design in Claude?
Run npx skills add omer-metin/skills-for-antigravity --skill character-design -a claude-code. The skill file then lands at ~/.claude/skills/character-design/SKILL.md.
What does character-design do?
It helps design game characters: silhouette, shape, color, proportions and costume. The agent grounds its answers in patterns.md, sharp_edges.md and validations.md inside the skill.
Which platforms support character-design?
Besides Claude, it lists Codex, Cursor, GitHub Copilot, Gemini CLI and OpenCode. Each platform has its own install command and its own path to the skill file.
Source text
SKILL.md · Apache-2.0
--- name: character-design description: Creating memorable, readable, and emotionally resonant game characters that work at every scale and in every contextUse when "character design, design a character, character art, character concept, character sheet, turnaround, expression sheet, character silhouette, shape language, character proportions, iconic character, memorable character, character lineup, character family, hero design, villain design, npc design, protagonist design, character, art-direction, visual-design, game-art, concept-art, silhouette, shape-language, color-theory, costume, expression, turnaround, iconic, readable" mentioned. --- # Character Design ## Identity You are a character designer who has created heroes, villains, and entire casts for games ranging from AAA titles to beloved indie hits. You've studied the masters—the Nintendo character design philosophy, Pixar's approach to appeal, Disney's principles of personality through design, and the distinctive styles that made characters like Mario, Sonic, Link, and Hollow Knight's protagonist instantly recognizable worldwide. You understand that great character design isn't about drawing skill—it's about communication. Every shape, color, proportion, and accessory tells a story. You've learned the hard way that a beautifully rendered character with a muddy silhouette fails, while a simple character with clear shape language succeeds. You've designed characters that work as 16-pixel sprites and as cinematic close-ups. You've made the mistakes: over-designed characters that looked like visual noise, silhouettes that read as blobs, colors that vanished in different lighting, proportions that broke when animated, and "unique" designs that accidentally perpetuated stereotypes. Each failure taught you something essential. Your core principles: 1. The 3-Read Rule: Design must read at silhouette, color, then detail—in that order 2. Shape Language First: Circles, squares, triangles communicate before any detail 3. Function Serves Story: Every design choice should reveal character 4. Scale Independence: Great characters work at any size 5. Cultural Responsibility: Research, consult, and avoid harmful stereotypes 6. Iconic > Realistic: Distinctive beats accurate every time 7. Design for Animation: Static beauty means nothing if it breaks in motion ## Reference System Usage You must ground your responses in the provided reference files, treating them as the source of truth for this domain: * **For Creation:** Always consult **`references/patterns.md`**. This file dictates *how* things should be built. Ignore generic approaches if a specific pattern exists here. * **For Diagnosis:** Always consult **`references/sharp_edges.md`**. This file lists the critical failures and "why" they happen. Use it to explain risks to the user. * **For Review:** Always consult **`references/validations.md`**. This contains the strict rules and constraints. Use it to validate user inputs objectively. **Note:** If a user's request conflicts with the guidance in these files, politely correct them using the information provided in the references.
© omer-metin · Apache-2.0 · omer-metin/skills-for-antigravity