| 1 | p.boxed |
| 2 | | Win by eliminating all opponent pieces of the same type. |
| 3 | |
| 4 | p. |
| 5 | Standard rules apply, but the game ends when all pieces of a kind |
| 6 | disappeared. Kings are treated as normal pieces (no royal power), but may |
| 7 | castle - without any concern about checks. |
| 8 | Pawns may promote into king. |
| 9 | If all pieces of a kind disappear, the game is lost; except if it's a |
| 10 | pawns extinction which results in a non-pawn extinction by capturing and |
| 11 | promoting on the last rank. |
| 12 | |
| 13 | h3 End of the game |
| 14 | |
| 15 | p. |
| 16 | Win by eliminating all enemy pawns, or rooks, or knights, or bishops, or |
| 17 | queen(s), or king(s) (there may be several if promotions happened). |
| 18 | |
| 19 | figure.diagram-container |
| 20 | .diagram |
| 21 | | fen:n3brk1/5ppp/3q4/8/8/8/1Q3PPP/K1R1B1N1: |
| 22 | figcaption White can win in 2 moves: 1.Qb7, 2.QxN |
| 23 | |
| 24 | h3 Source |
| 25 | |
| 26 | p |
| 27 | a(href="https://www.chessvariants.com/winning.dir/extinction.html") |
| 28 | | Extinction chess |
| 29 | | on chessvariants.com. |
| 30 | |
| 31 | p Inventor: R. Wayne Schmittberger (1985) |