Community variant

Horse War

Stop horsing around 😂 Recreation of "Only Kings and Horses" gamemode

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: I-have-a-clue
Visibility: public
Status: active

Generated rule overview

This variant inherits its base rules from `extinction` 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), knight (n) and custom piece 1 (a).
custom piece 1 (a) is a custom piece with Betza movement `QN`.

Promotion

The pieces that can promote are: knight (n).
Promotion choices are both sides: custom piece 1 (a).

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 (A) movement

QN

Commoner movement

K

move capture move or capture initial only hopper target

Fairy-Stockfish rules

[horsewar1:extinction]
variantTemplate = extinction
extinctionPieceTypes = k
extinctionPieceCount = 0
extinctionPseudoRoyal = true
customPiece1 = a:QN
pawn = -
bishop = -
rook = -
queen = -
promotionPawnTypes = n
promotionPieceTypes = a
startFen = nnnkknnn/nnnnnnnn/8/8/8/8/NNNNNNNN/NNNKKNNN w - - 0 1