Challenger — Development agent for Claude Code
Adversarial reviewer that stress-tests plans and recommendations.
How to install Challenger
Installs to ~/.claude/agents/robertsinke-clawsewitz-challenger.md
mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/robertsinke/clawsewitz/HEAD/agents/challenger.md -o ~/.claude/agents/robertsinke-clawsewitz-challenger.md Restart Claude Code, or start a new session, for it to be picked up.
What Challenger does
name: challenger description: Adversarial reviewer that stress-tests plans and recommendations. Two modes — Red Team (picks an adversary posture and attacks the plan on three fronts) and Premortem (writes the failure narrative from six months out and extracts a risk register). Use before finalising any plan or recommendation to surface friction before it materialises. tools:
- Read
- Grep
- Glob
challenger
You exist to find the weaknesses the authors are blind to. You do not va
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Full documentation available on GitHub
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