Tableros, piezas y posiciones iniciales

A chess variant with 960 legal back-rank starting arrangements and adapted castling rules.

An asymmetric variant where one side controls a large pawn horde without a king while the other keeps a normal chess army.

A two-board variant in which every moving piece transfers to the opposite board after completing its move.

A 10-by-8 variant adding one piece that combines bishop and knight movement and another that combines rook and knight movement.

Christian Freeling's 10-by-10 variant with two pieces combining familiar movements and pawns that promote by restoring captured friendly pieces.

A standard-board variant that adds a hawk and elephant from reserve when an original piece vacates its starting square.

Władysław Gliński's variant played on a three-colored hexagonal board containing 91 cells.

A variant in which every turn combines a chess move with the mandatory placement of a shared blocking duck.