Ordo is a “get to your opponent's home row” game in which you must always keep your pieces connected. Pieces can move singly and also as a group in certain situations. You can also win by breaking up your opponent's group in such a way that they can't reconnect it.

Inventor: Dieter Stein

See Spielstein: Ordo. 10×8 board (files a–j, ranks 1–8). Player 1 sits at the south.

No engine variants.

• Current engine version: 20211114 (2021-11-14). On Abstract Play since 2023-05-01.

• https://spielstein.com/games/ordo
• https://boardgamegeek.com/boardgame/41006/ordo