Claude Code plugin — collectible creatures discovered through coding.
- Bug monsters spawn from error output (NullWraith, RacePhantom, ShadowBit, 11 total)
- 5 Buddymon with affinities, challenges, and evolution chains
- SessionStart hook injects active buddy + challenge into system context
- PostToolUse hook detects error patterns, new languages, and commit events
- Stop hook tallies XP and checks challenge completion
- Single /buddymon command with start/assign/fight/catch/roster subcommands
- Local state in ~/.claude/buddymon/ (roster, encounters, active, session)
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