Turning on/off the Notifications on any **iOS device** is very easy.

Click on Settings and follow these steps:
  1. Click on Notification Center.
  2. Scroll down until the list of Apps appears, look for Dragon City and click on it.
  3. Set "Alert Style" to None and turn ON/OFF "Badge App Icon" and "Sounds"; then scroll down.
  4. Turn ON/OFF the options of "Show in Notification Center" and "Show on Lock Screen".
Simple!