Leftward Echo
Advance every echo one step in its facing direction; a wall turns it left instead. Split makes a second echo facing opposite at the same location. Occupy both stars simultaneously.
How to play & source
Advance every echo one step in its facing direction; a wall turns it left instead. Split makes a second echo facing opposite at the same location. Occupy both stars simultaneously.
Touch the tiles and controls. Keyboard: Tab, Enter or Space activate any button; arrows move in movement games. R restarts; Z undoes calm puzzles. Cell numbers are shown in each tile’s upper-left corner.
Mechanic research: Theta and Paralldox on WorldlinesOriginal small-board interpretation, not an official port. Original code, names, layouts and CSS-drawn tiles. No external assets, trackers or network requests.
New tactical layer
Hold one selected echo while the other timeline advances. Switch which echo waits to synchronize arrivals, with distinct echo identities and a visible hold indicator.