Ludum Dara 48 deeper and deeper

It is my ludum jam 48 game optimization version This version Changed Add leaderboardAdd eye petrify effectEye level showMove operation improveHelp changedGameover UI changedAdd animation play speed settingAdd chinese languageBug fixedPerformance optimization Game Goal Go down as possible as you can. How to Play Shoot different color cube to destroy. Shoot the same color cube will make the cubes that around it grey. Grey cubes can not be destroyed. Gameover There is no any possibility to drop the cannon more further. Such as all the cubes around the cannon are grey.