Bubble Shooter is a classical and popular Bubble Games. Free and easy and extremely fun, it requires no special skills to play. Not only excellent performance of pop, but also it gives players a way to strengthen the RPG elements. Click into strengthening interface, you can spend gold to strengthen the power of props, to enhance the probability of occurrence of colored balls, and improve the range role of gas collection balls. The more powerful you strengthen, the more easily to pass the game. W