Community variant
Capitalist chess
Pawns can promote to coins which gain value (interest) and then become queens
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.
Generated rule overview
This variant inherits its base rules from `chess` and overrides the settings shown below.
Board and setup
Pieces and movement
- The piece set used on the board is: king (k), queen (q), rook (r), bishop (b), knight (n) and pawn (p).
- custom piece 1 (c) is a custom piece with Betza movement `mfW`.
- custom piece 2 (d) is a custom piece with Betza movement `mfW`.
- custom piece 3 (e) is a custom piece with Betza movement `mfW`.
Promotion
- Promotions are available in the configured promotion zones. The the promotion region for White is all the ranks from 1 to 8 and the promotion region for Black is all the ranks from 1 to 8.
- The pieces that can promote are: pawn (p), custom piece 1 (c), custom piece 2 (d) and custom piece 3 (e).
- Promotion choices are both sides: no pieces.
- Fixed promotion mappings: p promotes to c, c promotes to d, d promotes to e and e promotes to q.
- Pawn promotion is optional where promotion is legal.
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.
mfW
mfW
mfW
move
capture
move or capture
initial only
hopper target
Fairy-Stockfish rules
[capitalist:chess]
customPiece1 = c:mfW
customPiece2 = d:mfW
customPiece3 = e:mfW
promotedPieceType = p:c c:d d:e e:q
promotionPieceTypes = -
mandatoryPawnPromotion = false
promotionRegionWhite = *1 *2 *3 *4 *5 *6 *7 *8
promotionRegionBlack = *1 *2 *3 *4 *5 *6 *7 *8