Games using the Same Board
The board used for this game has 10 row(s), 10 column(s), 100 cells/squares.
16 Seasons Chess. 4-player variant combining FIDE and Leap Chess pieces. (10x10, Cells: 100)
4 Armies. Each player controls two armies. (10x10, Cells: 100)
4 Kings Quasi-Shatranj. Each side has 4 Kings, all pieces are short range. (10x10, Cells: 100)
Advanced Wizard Chess. Chess variant on 10 by 10 board with fantasy chess pieces. (10x10, Cells: 100)
Agincourt. Decimal variant with Archers. (10x10, Cells: 100)
Airplane Chess
. Schmittberger's big-board variant featuring the very mobile Airplane (with zrf).
Ajax Chess. All pieces have can play one square in any direction, the Mastodon leaper complements the Knight. (10x10, Cells: 100)
Al-Ces. Variant on 10 by 10 board with 30 pieces per player. (10x10, Cells: 100)
Alibishogi. Variant with Shogi-style promotion and drops themed on Alibaba and 40 Thieves. (10x10, Cells: 100)
Alien and Predators Symmetric. Missing description (10x10, Cells: 100)
Aliens Vs Predators (AVP). Missing description (10x10, Cells: 100)
Aliens Vs Predators Episode II (Larry Smith`s Version). Missing description (10x10, Cells: 100)
Amazon Grand Chess. A combination of Grand Chess and Amazon Chess. (10x10, Cells: 100)
Amazons
. Amazons and a computer version.
Amazons. Queens fire arrows to make squares unpassable. Last player that moves wins. (10x10, Cells: 100)
Archchess. Large chess variant from 17th century Italy. (10x10, Cells: 100)
ArchMage Chess. 10x10 30v30 Fantasy Chess. (10x10, Cells: 100)
Armis
. 100 square board with 15 piece types.
Assassination Chess. On a 10 by 10 board with teleporters and assassins. (10x10, Cells: 100)
Asylum Chess. 3 new unique pieces: fire-through rooks, double-capture knights, leaping bishops. (10x10, Cells: 100)
Asylum Redux. Two new pieces: dual path sliding Zebra + Bishop and a dual path sliding Camel + Rook. (10x10, Cells: 100)
Atlantean Barroom Shatranj. Atlantean Barroom Shatranj Rules. (10x10, Cells: 100)
Attendance Chess. 10 piece types that can move to 10 squares each, mostly. (10x10, Cells: 100)
Azchess. Missing description (10x10, Cells: 100)
AzsymChess. Missing description (10x10, Cells: 100)
Bach Dang Chess. On board with 100 squares, with crafts and other special pieces and rules. (10x10, Cells: 100)
Barca. Twelve animals fight over watering holes in nice looking commercial game. (10x10, Cells: 100)
Bear Chess. A popular Russian game; bears leap to second perimeter.
The Bermuda Chess Angle. Pieces can vanish in a central grid (The Bermuda Chess Angle) depending on dice-determined coordinates. (10x10, Cells: 100)
Big Battle. Commercial chess variant on 10 by 10 board. (10x10, Cells: 100)
Big Battle
. Large (10x10), commercial variant.
Big Board Chess. On a 10 by 10 board with individual opening setup. (10x10, Cells: 100)
Binary 1010. Pieces alternate with their binary counterpart in regard to turning off and on. (10x10, Cells: 100)
Butterfly Chess. Large board chess with butterflies (not Ns), advancers (not Qs) & flying dragons added. (10x10, Cells: 100)
Caïssa Britannia. British themed variant with Lions, Unicorns, Dragons, Anglican Bishops, and a royal Queen. (10x10, Cells: 100)
Camel and Rhino Chess. Variant on 10 by 10 board with new pieces. (10x10, Cells: 100)
Camel Decimal Chess. Decimal Chess with Camel. (10x10, Cells: 100)
Cannon Shosu Shogi. Variant of Shosu Shogi with Dogs and Cannons.
Cannonless Xiang Qi variants. A look at stronger variations of pre-cannon Xiangqi. (10x10, Cells: 100)
Capatomic Random Chess. Variant that combines Capablanca Random and Stratomic Chess.
CARDCHESS. Utilizes the two key elements of card games: four suits and the ability to place cards face down to hide their values. (10x10, Cells: 100)
Cardinal Super Chess
. Link to company site.
Cardmate. Chess variant on board with 100 squares, inspired by card games. (10x10, Cells: 100)
Carnage. Featuring the Terror Freeze, Detonator and the Dragon that attack the enemy in 4 different ways. (10x10, Cells: 100)
Cat's Chess. Missing description (10x10, Cells: 100)
CC chess. Missing description (10x10, Cells: 100)
CCC - The Clash of Civilizations Chess. Missing description (10x10, Cells: 100)
CCChess Final Fight. Missing description (10x10, Cells: 100)
Centennial Chess. 10x10 Variant that adds Camels, Stewards, Rotating Spearmen and Murray Lions to the standard mix. (10x10, Cells: 100)
Centurion Chess. Centurions replace the Kings. (10x10, Cells: 100)
Chariots. Standard pieces start as pairs with shared capabilities, but can separate and recombine. (10x10, Cells: 100)
Chess 1010. Game played with 40 pieces. (10x10, Cells: 100)
Chess Legions
. Decimal variant with extra, exotic pieces.
Chess of Amazons. Chess played on a 10x10 board with all FIDE pieces, but extra pawns, and the Amazon piece from the Game of Amazons.
Chess with Batteries. Special Battery piece which augments the powers of other pieces. (10x10, Cells: 100)
Chess with Ultima, Rococo and Supremo Pieces. A series of variants with the Orthochess array transplanted to a 10x10 board and various exotic pieces added. (10x10, Cells: 100)
Chess with Wizards. A Decimal Chess Variant with Antoine Fourri. (10x10, Cells: 100)
Chess-3. Chess variant on 10 by 10 board. (10x10, Cells: 100)
Chess2. Decimal Chess variant with two new pieces. (10x10, Cells: 100)
ChessXp. 10x10 Chess, strictly derived from the 8x8 architecture.
Chivalry. With 30 pieces on a 10 by 10 board. (10x10, Cells: 100)
The Clash of Civilizations Chess (Shuffle Version). Missing description (10x10, Cells: 100)
Clash of the Civilizations Chess - new setup. Clash of theCivilizations -new setup. (10x10, Cells: 100)
Cobra Chess. Variant on 10 by 10 board with new pieces, including the Cobra. (10x10, Cells: 100)
Colorful Osmosis Chess. All basic pieces are colorbound or colorwithching. (10x10, Cells: 100)
Colossus. Large-board chess with standard pieces and double the number of bishops, rooks and knights. (10x10, Cells: 100)
Comments on Grand Chess. Notes on Grand Chess and a variant. (10x10, Cells: 100)
Complex War Chess. Missing description (10x10, Cells: 100)
Coordinator Chess
. Dekle's Coordinator Chess, featuring the Coordinator that captures in coordination with the king (with zrf).
Correlator Chess
. Introducing the Correlator which captures by correlating with the king (with zrf).
Courtyard. Combines the ease of learning checkers with the challenge and variety of chess. (10x10, Cells: 100)
Dabbabante Chess.. Played on a 10x10 board with Super Dabbabah pieces. (10x10, Cells: 100)
Decima. Variant on 10 by 10 board where you win when you have 10 points on the 10th row. (10x10, Cells: 100)
Decimaka. Game where pieces promote on making a capture.
The Demon Game. Missing description (10x10, Cells: 100)
Devingt Chess. Decimal chess with 20 pieces per side including Sages (moving as Camels).
Divergent Chess. All pieces capture different than they move without capturing. (10x10, Cells: 100)
Dlyouk Janggi
. Program that plays this Korean Chess Variant. (Link.).
Donkey Chess. Grand Chess with Donkeys instead of Knights. (10x10, Cells: 100)
Dragons, Archers, and Oxen. Chess variant on a 10 by 10 board. (10x10, Cells: 100)
Échecs De L'Escalier. A double Capablanca-type variant with slightly enhanced Pawns. (10x10, Cells: 100)
Elephant Hunt. Ituri Forest Pygmi traditional game with chess-like elements. (10x10, Cells: 100)
Elven Chess. 10x10 variant with 4 new pieces, of which one can double-capture. (10x10, Cells: 100)
English Random Chess. Standard chessmen on a 10x10 board, with randomized piece setup. (10x10, Cells: 100)
Epic Chess. Massive attack chess on a board 10x10.
Euchess. Grand chess variant on 10 by 10 board. (10x10, Cells: 100)
Eurasian Chess. Synthesis of European and Asian forms of Chess. (10x10, Cells: 100)
Existentialist Chess. 10x10 board with many different pieces. (10x10, Cells: 100)
Expanded Chess. An attempt at a logical expansion of Chess to a 10x10 board.
Extreme 2D Chess. Missing description (10x10, Cells: 100)
Falcon Random Chess. Missing description (10x10, Cells: 100)
Fantasy Grand Chess. Variant of Grand Chess with different armies and fantasy theme. (10x10, Cells: 100)
Fantasy Grand Chess: Druid Army. Druid Army. (10x10, Cells: 100)
Fantasy Grand Chess: Dwarven Army. Dwarven Army. (10x10, Cells: 100)
Fantasy Grand Chess: Elven Army. Elven Army. (10x10, Cells: 100)
Fantasy Grand Chess: Evil Horde Army. Evil Horde Army. (10x10, Cells: 100)
Fantasy Grand Chess: Giant Army. Giant Army. (10x10, Cells: 100)
Fantasy Grand Chess: Human Army. Human Army. (10x10, Cells: 100)
Flying Bombers Grand Chess. The usual pieces in Chess are complimented by two Flying Bombers, which eliminate enemy pieces by flying over them! (10x10, Cells: 100)
Four Double-Acts Chess. Specifically long- and shart-range versions of the Friend, Joker, and Orphan. (10x10, Cells: 100)
Four Handed Roman Chess
. 4 player chess variant with additional new piece.
Franklin Grand Chess. On 10 by 10 board with combination pieces and random setup. (10x10, Cells: 100)
Gala. Medieval game of German farmers. (10x10, Cells: 100)
Gala (Farmer's Chess)
. Gala, a medieval cross between chess and tafl games. New rules reconstruction (with zrf).
Ganeshan Chess. Introducing a new Elephant piece known as (the) Ganapati. (10x10, Cells: 100)
Ghostarelay. Game with ghost and relay, win if you have no legal moves. (10x10, Cells: 100)
Giant-King Chess. Kings take up four squares each, all of which must be attacked to check. (10x10, Cells: 100)
Glacial Shift. 4-player game played with Icehouse pieces with Shogi-style captures and where the same piece moves differently for each player. (10x10, Cells: 100)
Glenn's Decimal Chess. A 10x10 blend of FIDE, Shogi, and Xiangqi influences. (10x10, Cells: 100)
Go-Chess (tm)
. Place your own pieces on a large board.
Gorgona Chess
. V. R. Parton's Gorgonia Chess (also Gorgon Chess), featuring the paralyzing Gorgonia (with zrf).
Grand Betza. A tribute to Ralph Betza on a 10x10 board with pawns on the third rank as in Grand Chess.
Grand Cavalier Chess. The decimal version of Cavalier Chess. (10x10, Cells: 100)
Grand Chess. Christian Freeling's popular large chess variant on 10 by 10 board. Rules and links. (10x10, Cells: 100) (Recognized!)
Grand CwDA: the Shatranjians. Grand CwDA. (10x10, Cells: 100)
Grand Shatranj. Grand Shatranj. (10x10, Cells: 100)
Grand Shatranj N W. Shatranj with 10 individual pieces + pawns per army. (10x10, Cells: 100)
Grand Tamerlane Chess. John Davis invented this variation of Mideast Chess. (10x10, Cells: 100)
Grander Chess. A variant of Christian Freeling's Grand Chess. (10x10, Cells: 100)
Grandkingdom Chess. A decimal variant with several powerful pieces. (10x10, Cells: 100)
Great chess. An Indian/Turkish and very playable historic variant on a 10 by 10 board. (10x10, Cells: 100)
Gridlock. Large, wargame inspired variant. (10x10, Cells: 100)
Haynie's Great Chess. A decimal chess variant with Cardinals, Marshals Amazons, Nightriders Commoners, Firzans, Wazirs, Camels, And Zebras. (10x10, Cells: 100)
Heavy Chess. A high-density chess-variant-variant.
Heavy Shako. 10x10 variant inspired by Yangsi, made by Eric Silverman and Jean-Louis Cazaux.
Hectochess. 10x10 variant that can be played with 2 mismatched Chess sets.
Hiashatar
. Mongolian Great Chess played on a 10x10 board with a pair of Bodyguard pieces per side.
Hiashatar
. A Mongolian historical variant, featuring the very special Bodyguard piece (zrf available).
Hundred Acre Chess. Chess based on Winnie-the-Pooh. (10x10, Cells: 100)
Hybrid Decimal Chess. Chess on a 10x10 board with unusual compound pieces included. (10x10, Cells: 100)
Immortal Chess. 36 Immortals with hidden powers create chaos on the board. (10x10, Cells: 100)
In-Yan. Missing description (10x10, Cells: 100)
Insane Flip Relay Shatranj. Missing description (10x10, Cells: 100)
Interloper Chess
. Introducing the Interloper, a highly invulnerable attacking piece (with zrf).
International Contemporary Random Chess. Missing description (10x10, Cells: 100)
International Fischer Random Chess. Missing description (10x10, Cells: 100)
Iss Jetan. Missing description (10x10, Cells: 100)
Jester Chess
. The Jester is an 'anon' piece but similar to the 'Fool' - beautiful commercial wooden sets - a must have!
Jetan
. Martian Chess.
Jetan. Martian Chess, coming from the book The Chessmen of Mars. (10x10, Cells: 100)
Jumping Chess. Pieces capture by jumping. Board has extra edge squares making it 10x10. (10x10, Cells: 100)
Jumping Knights Chess. Nightriders replace Knights and War Machines have also been added to Jumping Chess. (10x10, Cells: 100)
Kaissa
. Decimal variant developed from descriptions in John Norman's Gor books.
Kangaroo Chess. Row of kangaroos behind the pawns behind the pawns. (10x10, Cells: 100)
Keyles. Large variant with special king capture rule. Variant of Quex. (10x10, Cells: 100)
Kingdom Chess. Large variant with new pieces. (10x10, Cells: 100)
Knavish Chess. Variant using square-board analogues to 6-way hex-board Dabbabas. (10x10, Cells: 100)
Kyoshogi
. Variant of Shogi on a 10x10 board.
Ladder Shogi. Shogi variant on 10 by 10 board where pieces climb the social ladder by multiple promotions. (10x10, Cells: 100)
Limited Ranged Guards Chess. A game with some limited queens/guards and tanks to shoot opponent. (10x10, Cells: 100)
Lubny Chess
. 100 cell chess variant invented in 1972.
M!C Chess. All pieces but the king move and capture differently in a 10x10 board.
Maces and Horse-apults. Chess with mace pieces and specialized catapults (horse-apults). (10x10, Cells: 100)
Maces, Horse-apults, and Tulpas. The game of Maces and Horse-apults with the likely use of tulpas pieces. (10x10, Cells: 100)
Maces, Shields, and Horse-apults. A varaiant of Maces and Horse-apults inwhich Maces cannot capture pawns. (10x10, Cells: 100)
Mad Chess. Chess variant with unequal armies on 10 by 10 board. (10x10, Cells: 100)
Magi. On 10 by 10 board with new pieces and different outcome rules. (10x10, Cells: 100)
Magi - A Chess Variant. Variant on 10 by 10 board with new pieces. (10x10, Cells: 100)
Maha Chatukanga. Variant arranging Chaturanga's paired pieces and all their compounds in the style of Grand Chess. (10x10, Cells: 100)
Manchala Chess. On 10 by 10 board with new pieces. (10x10, Cells: 100)
Mideast chess. Variant on 10 by 10 board, inspired by ancient Tamerlane chess. (10x10, Cells: 100)
Mimic Chess. Chess on a larger board with 3 new pieces with constantly changing movement capabilities.
Mitred Framing 1: 8x8 to 10x10. Adding a rim of forward-only pieces around a FIDE-size board. (10x10, Cells: 100)
Mitred Framing 2: 9 files to 10x10. Puts most pieces of 9-file variants on FIDE board and adds extra rim including middle-file piece and Shogi-style extras. (10x10, Cells: 100)
Modern English Random Chess. Missing description (10x10, Cells: 100)
Modern Kamil. Two variants that add the Camel to the standard Orthochess array on enlarged boards. (10x10, Cells: 100)
MonadChess. Missing description (10x10, Cells: 100)
Mythical Fantasy Conquest. A large variant with new fantasy pieces. (10x10, Cells: 100)
Nahbi Chess. Variant on 10 by 10 board with equator, Nahbi's and Archers. (10x10, Cells: 100)
New-Chess. Variant on 10 by 10 board with combination pieces. (10x10, Cells: 100)
Noli Me Tangere Chess. Missing description (10x10, Cells: 100)
Octopus Chess. Features the crooked slider: the Octopus and the dual path Sorcerer Snake. (10x10, Cells: 100)
Odin's Rune Chess. A game inspired by Carl Jung's concept of synchronicity, runes, and Nordic Mythology. (10x10, Cells: 100)
Opulent Chess. A derivative of Grand Chess with additional jumping pieces (Lion and Wizard). (10x10, Cells: 100)
Opulent Lemurian Shatranj. Joe Joyce's Shaman and Hero pieces are now on a larger board. (10x10, Cells: 100)
Pacific Chess. Variant on ten by ten board. (10x10, Cells: 100)
Pass variants. 4-player Xiang, Anglis, &c. Qi on a 10x10 board with intersecting Rivers. (10x10, Cells: 100)
Passed Pawns Chess. A Decimal Falcon Chess Variant. (10x10, Cells: 100)
Patchanka. Decimal variant with several bi-compound pieces. (10x10, Cells: 100)
Paulovits's Game
. Paulovits's chess variant, c. 1890, featuring leaping pieces Pasha and General (with zrf).
Pemba. Extension of Shako, with 60 pieces.
Pick the Piece Big Chess. In this customizable game, players decide on the pieces to fill two empty slots and those to be dropped during play. (10x10, Cells: 100)
Pick-the-team chess. Make up a list of pieces and choose your pieces from your and your opponents list. (10x10, Cells: 100)
Pillage. Features the powerful jumping Super Pawns as well as a twin set of Vaos and Cannons. (10x10, Cells: 100)
Platonic Chess. Platonic solids in a complete 10x10 chessboard.
Politically Correct Chess. Missing description (10x10, Cells: 100)
Powerchess. Variant on 10 by 10 board with additional queen and combination piece per player. (10x10, Cells: 100)
Pre-Grandchess. Variant on ten by ten board inspired by Freeling's Grandchess. (10x10, Cells: 100)
Quang Trung Chess, 2nd Edition. On 10 by 10 board with seven mostly new pieces. (10x10, Cells: 100)
Quantum Chess
. Commercial variant with new pieces on 10 by 10 and 12 by 12 boards. (10x10, Cells: 100)
Quex. Large variant on 10 by 10 board with 11 different pieces. (10x10, Cells: 100)
Rococo. A clear, aggressive Ultima variant on a 10x10 ring board. (10x10, Cells: 100) (Recognized!)
Roman Chess. Commercial chess variant on a 10x10 board with two non-royal kings added.
Rose Chess. Grand Chess, with Roses instead of Knights. (10x10, Cells: 100)
A Royal and His Pet. Missing description
Royal Lion Chess. Chess with a Royal Lion and many strong pieces. (10x10, Cells: 100)
Ryugi. 10x10 variant with Kirins, Marshalls, and Dragons, the latter which can move as a Bishop or as a Nightrider.
Sac Chess. Game with 60 pieces. (10x10, Cells: 100)
Samarcanda. Variant of Mideast Chess with Crooked Bishops. (10x10, Cells: 100)
Scheherazade. Pieces may combine with other pieces to form combination pieces. (10x10, Cells: 100)
Scion. Missing description (10x10, Cells: 100)
Scirocco. On ten by ten board with over thirty different pieces. (10x10, Cells: 100)
Scirocco (old). On ten by ten board with over thirty different pieces. (10x10, Cells: 100)
The Secret Invisible Pass Chess. Missing description (10x10, Cells: 100)
Secret King. A chess variant with 10 Knights, and a Secret King. (10x10, Cells: 100)
Shako. Cannons and elephants are added in variant on 10 by 10 board. (10x10, Cells: 100)
Shatranj Kamil I. Large shatranj variant with new piece: camel. (10x10, Cells: 100)
Shatranj Kamil II. Large historic shatranj variant with new piece: dabbabah or war machine. (10x10, Cells: 100)
Shatranj Kamil X. Shatranj Kamil, with new pieces from Jetan, Shogi and Xiangqi. (10x10, Cells: 100)
Shatranj N W. catsmas.
Shosu Shogi. 10x10 Shogi variant with Queens and more powerful promoted pieces.
Skica. 10x10 with Ski Pieces and Camels. (10x10, Cells: 100)
Snake vs. Mongoose. White is supplemented by Mongooses, while Black has Snakes. (10x10, Cells: 100)
SOHO Chess. Chess on a 10x10 board with Champions, FADs, Wizards & Cannons. (10x10, Cells: 100)
The Sons of Mithra. Elaborate Fantasy variant with 13 different types of pieces per side. (10x10, Cells: 100)
Sorry, King!. Two parallel games of Chess and Sorry (Ludo) influence one another. (10x10, Cells: 100)
Spherical Guard Chess. Hiashatar (Mongol Grand Chess) on a spherical board. (10x10, Cells: 100)
Squirrel Chess. Adapted from Squirrels and Camels Chess. (10x10, Cells: 100)
SSShess. Missing description (10x10, Cells: 100)
Stack Chess. Pieces are stacks of chips. (10x10, Cells: 100)
Stratomic. Decimal variant with a nuclear missile piece. (10x10, Cells: 100)
SUCCHESS. Missing description (10x10, Cells: 100)
Super Chess III
. Big proprietary game with archers and cyclopses. (10x10, Cells: 100)
Super Knights Grand Chess. Missing description (10x10, Cells: 100)
Supremo Superchess. Decimal variant with extra powerful pieces. (10x10, Cells: 100)
Symchess. Missing description (10x10, Cells: 100)
TenCubed Chess. Variant on 10 by 10 board with combination pieces. (10x10, Cells: 100)
The Emperor's Game. Variant on 10 by 10 board from 19th century Germany. (10x10, Cells: 100)
The Game of Jetan. Extensive discussion of various versions of the rules of Jetan. (10x10, Cells: 100)
Touranian International. 10x10 Chess variant. (10x10, Cells: 100)
True King. A Grand Chess variant. (10x10, Cells: 100)
Turkish Great Chess II. Gollon's large historical variant. (10x10, Cells: 100)
Turkish Great Chess VI. Large variant adding an Archbishop and a General (Amazon). (10x10, Cells: 100)
Two Kingdoms. A decimal variant with a more powerful knight, and an added Archer piece. (10x10, Cells: 100)
Two Large Shatranj Variants. Missing description (10x10, Cells: 100)
Ultra Chess. On 10 by 10 board with two queens, and major pieces have an additional king's move. (10x10, Cells: 100)
Unicorn Chess. 10x10 variant with a new piece that moves as a Bishop or a Nightrider. (10x10, Cells: 100)
Unicorn Great Chess. Lions have been added to Unicorn Chess! (10x10, Cells: 100)
Venomous. New system of chess on 10x10 board with new pieces: the Sorcerer Snake and the even more venomous Sissa. (10x10, Cells: 100)
War of the Worlds. Chess army from planet Earth against the Martian forces of Jetan. (10x10, Cells: 100)
The War of World`s Warriors Chess. Missing description (10x10, Cells: 100)
Wild Kingdom. Animal armies battle for control of the Wild Kingdom! (10x10, Cells: 100)
Wildebeest Decimal Chess. A Wildebeest Chess adaptation to the decimal board.
Wildeursaian Qi. Variant on 10 by 10 board combining ideas of several existing variants. (10x10, Cells: 100)
Wizard of Oz Decimal Chess. Based on 1900 book 'Wizard of Oz' and 1939 film. (10x10, Cells: 100)
Wreckage!. A highly tactical game featuring the Dragon that captures by approach or retreat, the Detonator and the Flying Guillotine. (10x10, Cells: 100)
Xhess. Decimal variant with Nightriders and Cannons. (10x10, Cells: 100)
Xhetrast. A conservative Contrast version of Xhess. (10x10, Cells: 100)
Yagbap. A decimal Chess/Amazons hybrid. (10x10, Cells: 100)
Yangsi. A very playable chess variant with 12 different pieces on a 10x10 board.
ZigZag Madness. Featuring the crooked dual path sliders: the ZigZag Bishop and the ZigZag Rook. (10x10, Cells: 100)
ZZ-Chess
. Large variant with a new zig-zag piece.