Games Invented by Doug Chatham
- All the Way Chess. Pieces must move as far as they can when moved. (8x8, Cells: 64) By Doug Chatham.
- Bachelor Chess. Win by mating your opponent, or marrying off your King. (7x6, Cells: 42) By Doug Chatham.
- Bingo Chess. A cross between Chess and Bingo. (Cells: 41) By Doug Chatham.
- Chess on a Mass Transit System. Missing description By Doug Chatham.
- Corral Chess. Force the opponent to the center in this 45/46 Cell Contest entry. (2x(5x9), Cells: 46) By Doug Chatham.
- Los Alamos Extinction Chess With Bunkers. On 6 by 6 board with two additional 2 by 2 bunkers, and extension chess rules. (2x(6x6), Cells: 44) By Doug Chatham.
- Stack Chess. Pieces are stacks of chips. (10x10, Cells: 100) By Doug Chatham.
- Sudden Death Chess. A piece must be sacrificed after each non-capturing move. (8x8, Cells: 64) By Doug Chatham.
- Two Pipe Chess. Setup on 41-squares board looks like two tobacco pipes. (9x5, Cells: 41) By Doug Chatham.