Players blow falling objects through using of protective skills and attack skills and you can obtain the blue energy; in the absence of state protection, you can lose some of the energy if you are hit by the falling objects; blow certain number of falling objects can get additional skills; drainage skills can be used with the blue value, so the rising water level can be lowered; you win this game level when the water level is lowered to disappear. With the game level higher and higher, the speed of rising water and the falling objects will fall faster and faster; furthermore, if the falling objects drop in the water at the same time, the water level will speed up; if the water level rises to a certain height, this game level is over!

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