Starts with the letter 'i'
- Imperial Chess. Play this large variant with new pieces and victory by capture of royal pieces! Author: Tony Quintanilla and James Killian Spratt. Inventor: James Killian Spratt.
- Insane Ninja Chess. Play this exciting chess variant featuring two pairs of unique multi-mode pieces: Insane Ninjas and Mad Leaping Ninja Guards. By Charles Daniel.
- Invasion. A military inspired Chess variant played on an 84-square board. Author: Antoine Fourrière. Inventor: Jean-Louis Cazaux.
|3 'Play by mail item' entries listed||3 'Large board' entries listed|
Total items listed: 3