カテゴリ3

　These chess variants involve new chess pieces, which do not exist in standard chess, but are similar to those.

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　Chancellor and archbishop
　Chancellor = Rook + Knight
　Archbishop = Bishop + Knight

　The chancellor combines the power of the rook and the knight.
　The archbishop combines the power of the bishop and the knight.

• Capablanca's Chess

　10x8 board, with chancellor and archbishop

• Gothic Chess

　10x8 board, with chancellor and archbishop

• Janus Chess

　10x8 board, with two archbishops

• Almost Chess

　Chancellor replaces the queen

• Sort of Almost Chess

　White has chancellor instead of queen, while Black still has queen

• Chigorin Chess

　White has chancellor and knights, Black has queen and bishops

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　Superqueen
　Superqueen = Queen + Knight

　The superqueen combines the power of the queen and the knight.

• Superqueen Chess

　Superqueen instead of queen

• Superqueen Chess II.

　Both queen and superqueen on a larger board

• Perfect Chess

　Each rook-bishop-knight combination occurs exactly once

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　Nightrider
　Nightrider = KnightKnight...

　The nightrider is like the knight, but it can continue leaping in the same direction.

• Nightrider Chess

　One knight is a nightrider

• Nightrider Chess II.

　Both knights are nightriders

• Nightrider Chess III.

　Wider board with many nightriders

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　Short rook
　Short rook = Rook ≤ 4

　The short rook can move only four squares at once.

• Short Rook Chess

　One rook is a short rook

• Short Rook Chess II.

　Both rooks are short rooks

• Top-heavy Chess

　Queens are superqueens, rooks are short rooks

• Half Top-heavy Chess

　White has superqueen and short rooks against Black's usual set

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　Other

• Augmented Knight

　The knights are extended with a new power

• Asymmetric Augmented Knight

　The knights are extended with a new power, but different for the two players

• Centaur Chess

　The centaur moves like the knight or the king

• Grasshopper Chess

　The grasshopper moves by jumping over an other piece

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