Community variant

Chrząszczyżewoszyce vs chess

Variant in the spirit of Hoppel-Poppel and New Zealand. Chrząszczyżewoszyce-chess army (with bishops capturing like rooks and vice-versa) vs standard chess army. In the standard piece set piece at the bottom is how the piece moves, at the top is how it captures.

This is a user-catalogued casual variant. Technical details such as board size, FEN, pieces, and hand rules are defined in the Fairy-Stockfish variants.ini block below.

Uploaded by: e-pluszak
Visibility: public
Status: active

Generated rule overview

This variant inherits its base rules from `chess` and overrides the settings shown below.

Board and setup

Default starting position

Pieces and movement

The piece set used on the board is: king (k), queen (q), rook (r), bishop (b), knight (n), pawn (p), custom piece 2 (x) and custom piece 1 (z).
custom piece 1 (z) is a custom piece with Betza movement `mBcR`.
custom piece 2 (x) is a custom piece with Betza movement `mRcB`.

Promotion

The pieces that can promote are: pawn (p).
Promotion choices are White: custom piece 2 (x), knight (n), custom piece 1 (z) and queen (q) and Black: bishop (b), knight (n), rook (r) and queen (q).

Piece movement

These diagrams show custom pieces and known Fairy-Stockfish built-in fairy pieces from White's perspective on a compact preview board. Some special moves, especially hoppers and game-state-dependent moves, can still depend on blockers or game state.

Custom piece 1 (Z) movement

mBcR

Custom piece 2 (X) movement

mRcB

move capture move or capture initial only hopper target

Fairy-Stockfish rules

[chrzaszczvschess:chess]
pieceToCharTable = PNBRQXZ............Kpxz.qrnb...........k
customPiece1 = z:mBcR
customPiece2 = x:mRcB
startFen = rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/XNZQKZNX w KQkq - 0 1
promotionPieceTypesWhite = xnzq
promotionPieceTypesBlack = bnrq
castlingRookPieces = rx