Explosions appear as black boxes
This bug tends to happen older devices which we do not support and on newer devices that have not been upgraded to iOS 7 or higher.
Our supported devices are:
• iPhone 4S and up
• iPod Touch 5th gen and up
• iPad 2nd gen and up
• iPad Mini 1st gen and up
If we support your device and you are experiencing this issue, we recommend you update your device to a newer version of iOS. If your device is not support, we're sorry.