--- /dev/null
+p.boxed
+ | Captures swap pieces. Goal is to bring enemy king to your first row.
+
+p.
+ When a piece is taken it is not removed from the board, but moved instead
+ to the square that was initially occupied by the capturing piece.
+
+figure.diagram-container
+ .diagram
+ | fen:rnbqkb1r/ppp1pppp/5B2/3p4/8/1P6/PnPPPPPP/RN1QKBNR:
+ figcaption After 1.b3 d5 2.Bb2 Nf6 3.Bxf6
+
+ul
+ li.
+ The king cannot move at all, except by being captured by one of the
+ opponent's pieces. There is no castling.
+ li Taking a king has no effect besides moving it.
+
+p.
+ Pawns don't promote, but instead just stay on the back rank where they
+ can't move. A pawn can still re-enter play after this happens,
+ by being captured.
+
+h3 End of the game
+
+p The goal is to "suck" the opponent's king to your own first rank.
+
+figure.diagram-container
+ .diagram
+ | fen:2Pb3r/1rP3nq/1p2p2p/p1p2NpP/1P2R2k/P3p2P/pN1PP1B1/R1BnQ1Kb:
+ figcaption White can win with 1.Qxh4
+
+h3 Source
+
+p
+ a(href="https://www.chessvariants.com/rules/suction-chess") Suction chess
+ | on chessvariants.com.