Items Invented by Daniel Roth
- The Pit. 10 by 10 board has pit in the middle that can be crossed by Sorcerer piece. (10x10, Cells: 84) By Daniel Roth.
- Sigma 4 Shogi. Missing description (7x7, Cells: 49) By Daniel Roth.
- The Pit. A pit over which only one of the pieces may jump. Author: Jeremy Gabriel Good. Inventor: Daniel Roth.
- The Pit . 10 by 10 board has pit in the middle that can be crossed by Sorcerer piece. By Daniel Roth.