# Implement Fog Of War (agent skill)

> Implement Fog Of War is an agent skill (a SKILL.md file) from MengTo/Skills. Implement, tune, debug, or validate soft wall-aware fog of war and gameplay perception in Three.js action games. It works with Claude Code, Codex and Cursor and has 6,647 GitHub stars across a repository of 5 listed skills.

Implement, tune, debug, or validate soft wall-aware fog of war and gameplay perception in Three.js action games. Use for orthographic or isometric visibility masks, obstacle-aware line of sight, player and enemy vision ranges, hidden-enemy targeting rules, fog shader artifacts such as spokes or seams, mobile ray budgets, lifecycle and menu-state integration, and deterministic fog-of-war tests. Build fog of war as a shared perception system with a restrained presentation layer.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/MengTo/Skills |
| Skill path | agent-skills/codex/implement-fog-of-war/SKILL.md |
| Skill name | implement-fog-of-war |
| GitHub stars | 6,647 |
| Installs on skills.sh | 2 |
| License | MIT |
| Skills in repo | 5 |
| Plugin marketplace | no |
| Official | no |
| Works with | Claude Code, Codex, Cursor |
| Category | Testing & QA |
| Last commit | Oct 6, 2026 |

## When it triggers

- Use for orthographic or isometric visibility masks, obstacle-aware line of sight, player and enemy vision ranges, hidden-enemy targeting rules, fog shader artifacts such as spokes or seams, mobile ray budgets, lifecycle and menu-state integ

## Add this skill

### Claude Code

```sh
git clone --depth 1 https://github.com/MengTo/Skills.git
cp -r Skills/agent-skills/codex/implement-fog-of-war ~/.claude/skills/implement-fog-of-war   # personal, or .claude/skills in a project
```

In the Claude apps, zip the skill folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

### ChatGPT / Codex

```sh
git clone --depth 1 https://github.com/MengTo/Skills.git
cp -r Skills/agent-skills/codex/implement-fog-of-war .agents/skills/implement-fog-of-war   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/MengTo/Skills.git
cp -r Skills/agent-skills/codex/implement-fog-of-war .cursor/skills/implement-fog-of-war   # project; ~/.cursor/skills for all projects
```

Sources (checked 2026-10-07): https://code.claude.com/docs/en/skills, https://support.claude.com/en/articles/12512180-using-skills-in-claude, https://learn.chatgpt.com/docs/build-skills, https://cursor.com/docs/context/skills

skills.sh listing: https://www.skills.sh/MengTo/Skills/implement-fog-of-war

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Canonical page: https://appsgit.com/skills/mengto-implement-fog-of-war
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