Year 21xx, numerous HOLEs suddenly appear in the universe .According to the latest research, HOLEs will inhale all the substance so that cause the demise of a planetYour mission is to shoot the holes with planets to prevent the destruction of the Earth. ? About device ID? The device ID is needed to identify the user in the ranking function. The ID is for ranking only. In addition, if you change your phone, the ranking data will not continue, please understand.?Support?Much as we’d like to it’s almost impossible to build an app that supports all android phones. But with your help, we’ll try. Please help us make this app better by sending bug reports to ""[email protected]"". We might ask you additional question for your help. Don’t forget to include your phone model and your Android OS. Thank you so much!