Hey, Sergiu from Puzzle Lovers here, with a bit of feedback. Nice game, I had fun completing all the levels! It took me less than an hour to get through all 60 levels. Please add Steam Cloud Saving. Consider adding some achievements, at least one for completing the entire game. Typo at the end, it's "lucky" not "luckky" You must add Undo, it's no fun when a misclick means I have to restart the lvel. Add R as a shortcut for Restart, the text introducing F5 can be easily m...