Matrix Lighter is a classic puzzle game operated with a keyboard. There are 9 panels of 3x3, and when you press the key assigned to each panel or click the panel, the color of that panel and its top, bottom, left, and right panels are inverted. If you align the colors of all the panels to bright colors, you will get 1 point, and you will have a new panel layout. How many points can you score within the time limit? Enjoy playing this puzzle game here at Y8.com!