392fyc

Game Critic — Design agent for Claude Code

Design community

Adversarial validator for game-design proposals.

How to install Game Critic

Installs to ~/.claude/agents/392fyc-mercury-game-critic.md

Terminal

mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/392fyc/Mercury/HEAD/.claude/agents/game-critic.md -o ~/.claude/agents/392fyc-mercury-game-critic.md

Restart Claude Code, or start a new session, for it to be picked up.

What Game Critic does

name: game-critic description: Adversarial validator for game-design proposals. Finds counter-examples, known failure cases, and post-mortem evidence for why a proposed mechanic or UX pattern might fail. Stage three of the Mercury game-dev A→B→C chain. Required output includes ≥2 evidence-backed "why this might fail" reasons — counteracts AI output optimism bias. tools: WebSearch, WebFetch, Read model: sonnet upstream_source: msitarzewski/agency-agents upstream_sha: 783f6a72bfd7f3135700ac273

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