Games Invented by George William Duke on Game Courier
- Complete Permutation Chess. Carrera pieces given additional falcon movement ability are added to wide 8 row board. Author: Jeremy Gabriel Good. Inventor: George William Duke and Peter Aronson.
- Dice Mate Chess. No capture; checkmate only happens if roll of the dice is favorable. By George William Duke.
- Falcon Chess. Play Falcon Chess on Game Courier! Author: George William Duke and Tony Quintanilla. Inventor: George William Duke.
- Falcon Chess 100. Falcon Chess 100 is a variant of Falcon Chess played on a larger board with some different rules for the Pawns. Author: Jeremy Gabriel Good. Inventor: George William Duke.
- Falcon Chess RNFB. Falcon Chess with the formation Rook, Knight, Falcon, Bishop. Author: Jeremy Gabriel Good. Inventor: George William Duke.
- Falcon Chess: Passed Pawns, Scorpion and Dragon. Various passed pawns variants, and variants introducing scorpion and dragon. Author: Jeremy Gabriel Good. Inventor: George William Duke.
- Passed Pawns Chess. Passed Pawns Chess on 8 x 8 and 10 x 10 Boards. Author: Jeremy Gabriel Good. Inventor: George William Duke.
- Positional 3-D Chess. 3D games using position to determine how to move from board to board. Author: Tony Quintanilla and Antoine Fourrière. Inventor: George William Duke.