Press right — both boxes move right. Press up — both boxes move up. The red box needs to reach the red exit on the left side of the maze. The blue box needs to reach the blue exit on the right. Neither can get there by simply following the other. Two Neon Boxes is a minimalist puzzle game built around one elegant constraint: you control two boxes simultaneously with one set of inputs, and what moves one moves the other. The puzzle is routing them both to their respective exits through a shared obstacle maze.
The walls that block one box can be the solution for the other. A corridor that leads the red box into a dead end might leave the blue box perfectly positioned for its next three moves. Solving each level requires reading the maze as two separate paths that happen to share every input — finding the sequence of moves that benefits both boxes simultaneously, even when their destinations pull in opposite directions. The early levels teach this gently. Later levels are genuinely hard.
Two Neon Boxes earns its difficulty through design elegance rather than added complexity. No new mechanics arrive. No power-ups change the rules. The constraint is fixed from level one: one input, two boxes, two exits. The depth comes entirely from maze geometry and the spatial reasoning required to navigate it. When a solution finally clicks, it feels inevitable — the kind of puzzle satisfaction that only arrives after you’ve been staring at the grid long enough to see the path that was always there.