Items Authored by Jens Markmann
- Amphora . Chess variant inspired by game of Stone Warriors on wine bottle shaped board with 40 squares. Author: Jens Markmann. Inventor: Peter Aronson.
- Bomberman . Variant on 8 by 10 board with bombs and diffusers. Author: Jens Markmann.
- Diamond Chess . Chess variant on diamond shaped board with 40 squares. Author: Jens Markmann. Inventor: Bruce Mills.
- Glinski's Hexagonal Chess . Chess on a board made out of hexagons. Author: Jens Markmann. Inventor: Wladyslaw Glinski.
- Hexagonal Chess, McCooey's . Chess on a board, made out of hexes. Author: Jens Markmann. Inventor: Dave McCooey.
- HexChess . Various hexagonal chess games, including Glinski's and McCooey's. Author: Jens Markmann.
- Influence Chess . Pieces on the top or bottom layer influence which chess pieces may move on the middle layer. Author: Jens Markmann. Inventor: Samuel H. Bell.
- Jetan . Martian Chess, coming from the book The Chessmen of Mars. Author: Jens Markmann. Inventor: Edgar Rice Burroughs.
- King's Court . Variant on 8 by 12 board with Chancellors and Jesters. Author: Jens Markmann. Inventor: Sidney LeVasseur.
- Magician Chess . Variant on 7 by 7 board with nine holes and magician able to move holes. Author: Jens Markmann. Inventor: Jonathon Whittle.
- McCooey's Hexagonal Chess . Chess on a board, made out of hexes. Author: Jens Markmann. Inventor: Dave McCooey.
- Philosophers Chess . Chess variant on two small boards with usual and `philosophical' piece. Author: Fergus Duniho and Jens Markmann. Inventor: Darren Izzard.
- Toto40 . Staircase board with fighting line in the middle, inspired by Totolospi game of Hopi Indians. Author: Jens Markmann. Inventor: Peter Aronson.
- Vyremorn Chess . Large variant on two overlapping square boards. Author: Jens Markmann. Inventor: Nathan McDonald.
- Wizard Chess . Variant on 12 by 7 board with fantasy pieces (includes Advanced Wizard Chess). Author: Jens Markmann. Inventor: Paul E. Newton and Andrew P. Newton.