Starts with the letter 'Jo'
- Joari-Joara. West Indian variant in which you may capture a guarded piece if and only if the move gives discovered check. Author: Ed Friedlander.
- Joust. Two knights. Squares cannot be revisited. Author: Ed Friedlander.
- Joyful Chess. One special square enhances a piece's powers, the other diminishes them. Author: Ed Friedlander. Inventor: Karl Schulz.
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Total items listed: 3