Questions, answered

Is the game free?

Yes. The browser game is free and does not require registration.

Are all levels solvable?

Each mode entry must pass the same rules engine used by the game before it is included in the generated catalog.

Where is progress stored?

Only in your browser's local storage. Clearing site data also clears your progress.

Can I play on a phone?

Yes. The board scales to touch screens and supports portrait and landscape layouts.

Why did a click cost a heart?

The arrow's escape ray was blocked. The first blocking arrow is highlighted to help you read the dependency.