This is a 3D Chess variant played within a 4x4x4 field.

• The Pawn moves and captures one step orthogonally toward the far corner of its level. This corner is denoted by the color of the opponent. Any Pawn which lands upon one of these corners promotes to the Queen. Pawns do not change levels.
• The Knight steps triagonally within the field.
• The Bishop slides diagonally.
• The Rook slides orthogonally.
• The Queen slides either diagonally or orthogonally.
• The King steps one space orthogonally.