Chad (chess variant) Chad (chess variant) Chad is a chess variant for two players created by Christian Freeling in 1979. It is played on an uncheckered 12×12 gameboard with one king and eight rooks per side, where rooks are able to promote to queens. The inventor's aim was "to create a game of tactical and strategical depth that was both simple and elegant to express the concept of "mate"—the 'pure' chess game". The game was played for many years at the Fanaat games club in the Netherlands and was featured in the periodical "The Gamer" 6 in May–June 1982. Each player owns a
Triangular Chess Triangular Chess Triangular Chess is a chess variant for two players invented by George R. Dekle, Sr. in 1986. The game is played on a hexagon-shaped gameboard comprising 96 triangular cells. Each player commands a full set of chess pieces in addition to three extra pawns and a "unicorn". Triangular Chess and its variation Tri-Chess were included in "World Game Review" No. 10 edited by Michael Keller. The starting setup is as shown. As in chess, White moves first and the object is checkmate. Other standard conventions apply as well, including castling, a pawn's initial two-step option, "en passant", and