The game has several game modes, classic and adventure. In the classic game you need to score as many points as possible, and in the adventure game you need to complete levels, collect multi-colored crystals, earn points, and complete other tasks. To successfully complete levels, you need to drag blocks and form them into vertical and horizontal lines on the playing field, thus clearing it, earning points and obtaining crystals. The game ends if there is no free space left for pieces on the playing field. Enjoy playing this game here at Y8.com!