EX Chess variants: rules and strategy
EX Chess takes regular chess and changes one big thing. These guides explain each variant in full, with the positions and numbers that matter. The move examples here were checked against the same engine the game runs on.
- Must CaptureEvery capture is compulsory. Why 1...d5 loses the queen, and how to plan around forced moves.
- Shadow KingOne hidden piece is the real King. The odds of finding it, and how to read and bluff.
- InvaderMove every piece once in 15 seconds. Why a discovered attack can win on the spot.
- TrapsHidden traps on your half of the board. Where to place them and which squares are safe.
- VanishAnnounced squares empty every few moves. How to use the countdown against your opponent.
Want the short version? How to play covers each rule and the controls on one page. You can also replay real games in the public games list.