Items Invented by Mark Leff
- Chipps. Let all pieces gain a chip by moving to the other side of 4 by 8 board. (4x8, Cells: 32) By Mark Leff.
- Upchess. Pieces moves depend on which rank piece is on on 11 by 11 board. (11x11, Cells: 121) By Mark Leff.
|2 'Game' entries listed||1 'Large board' entry listed|
|1 'Small board' entry listed|
Total items listed: 2