How to Play 4D Chess
- Objective: Checkmate your opponent's king on ANY timeline to win!
- Timelines: The game features 2 parallel timelines. Actions in one can affect the other.
- Moving Pieces: Click a piece to select it, then click a valid destination to move.
- Timeline Jumps: Special moves allow pieces to jump between timelines! When a piece captures another, a copy appears on the alternate timeline.
- Branching: Certain moves create branches in time, affecting both boards simultaneously.
- Valid Moves: Green highlights show valid moves for the selected piece.
- Check: When a king is in check, you must resolve it on that timeline.
- Winning: Checkmate a king on any timeline, or capture both kings across timelines!
- Keyboard: Use Tab to navigate squares, Enter/Space to select/move.