- Chess on a Soccer Ball . Chess played on the 20 hexagons and 12 pentagons of a soccer ball.
- Diplomat Chess . Round-board variant with a Diplomat to suborn opponents.
|2 'Zillions of Games file' entries listed||2 'Small board' entries listed|
|1 'Unorthodox shaped board' entry listed||2 'Circular shaped board' entries listed|
Total items listed: 2