Query Results for
SELECT * FROM `Item` LEFT JOIN `IndexEntry` USING (ItemID) WHERE `IsHidden` = 0 AND `Item`.`IsDeleted` = 0 AND `YearInvented` >= '2006' AND `YearInvented` <= '2016' AND `Language` = 'English' AND `LinkText` LIKE 'O%' ORDER BY `LinkText`, `Item`.`Summary` ASC LIMIT 500 OFFSET 0
- ObstructionChess. A new chess variant designed to challenge old strategies and improve your chess play with logical and organic obstructions. (8x8, Cells: 64) By martin rinab.
- OctHex 146. Arranging the geometry of Tetrahedral Chess into an octahedron. (Cells: 146) By Charles Gilman.
- Octogonal Chess. Carrera Chess on an octogon-shaped board. (10x10, Cells: 76) By John Smith.
- Octopus Chess . Featuring the Octopus, the Sorcerer Snake, the Ferz Knight, the Wazir Knight and the Ninja Pawns. By Charles Daniel.
- Octopus Chess. Featuring the Sorcerer Snake, the Ninja Pawn, the Wazir Knight, the Ferz Knight and the Octopus. By Charles Daniel.
- Octopus Chess. Features the crooked slider: the Octopus and the dual path Sorcerer Snake. (10x10, Cells: 100) By Charles Daniel.
- Omega Chess Extended . Missing description By Mykola Dolgalov.
- Omega Transplant . The Warmachine Alfil , the Camel Ferz, the Ninja Pawns and the usual suspects battle it out on a new chessboard. By Charles Daniel.
- Omega Transplant. The Champion and Wizard from Omega Chess are transplanted to the board system and rules used for Birds and Ninjas. By Charles Daniel.
- Once More, with Deans. Subvariants of River-with-university-and-cathedral series with extra piece type. By Charles Gilman.
- One King Shogi. Checkmate the neutral king. (9x9, Cells: 81) By Daniil Frolov.
- One Way Chess . Missing description By Adrian Alvarez de la Campa.
- Onitama. Cards decide how pieces move, perfect information with no chance beyond setup. Author: Mikk . Inventor: Shimpei Sato.
- Open King 4*4DChess. Four dimensional game with 48 pieces. (4x(4x(4x4)), Cells: 256) By Kevin Pacey.
- Open King 5*4DChess. Four dimensional game with 74 pieces. (5x(5x(5x5)), Cells: 625) By Kevin Pacey.
- Operational Chess. Wargame inspired variant played on a wide board. By Andy Thomas.
- Operational Chess 2. Large, wargame inspired variant with ranged pieces. By Andy Thomas.
- Operational Chess 2. Large, wargame inspired variant with ranged pieces. (17x11, Cells: 187) By Andy Thomas.
- Optimized Chess - 8H x 10W. Missing description Author: Jeremy Gabriel Good. Inventor: Omega Man.
- Optimum design of a Chess variant. Missing description By Namik Zade.
- Option Chess. Missing description (8x8, Cells: 64) Author: (zzo38) A. Black. Inventor: Paul Bonham.
- Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are now on a larger board. (10x10, Cells: 100) By David Paulowich.
- Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are on a large board. By David Paulowich.
- Orphic Chess. Before the King is dropped the pieces can only capture. A very tactical and fast variant. By M Winther.
- Orphic Chess (with Elks). Before the King is dropped the pieces can only capture. A very tactical and fast variant, with Elks. By M Winther.
- Óskar's 3dchess. Missing description (5x(8x8), Cells: 320) By Hafsteinn Kjartansson.
- Óskar's 3dchess version 2. Missing description (5x(8x8), Cells: 320) By Hafsteinn Kjartansson.
- Overkill Chess. Paired pieces are compounds of 2 FIDE elements, King's partner of all three. (8x8, Cells: 64) By Charles Gilman.
- Overkill Ecumenical Chess. Compounds of 2, 3, and all 4 Wildebeest Chess elements. (9x10, Cells: 90) By Charles Gilman.
- Overyang. Variant using compounds of Yang Qi pieces. (11x13, Cells: 143) By Charles Gilman.
- Oxybeles Chess. The Oxybeles can sling a piece to the farthest square in the movement direction (+zrf). By M Winther.
- Oxybeles Chess. Introducing the exceptional Oxybeles piece, which can hurl pieces over its head, on a Gustavian board (zrf available). By M Winther.
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