How to get the egg
Upgrade your game version to 2.6.0 and above. When you build the Drill Grounds, Evil Dragons will attack your castle. After you kill these dragons, you will obtain the black dragon egg.
How to incubate the egg
The egg needs 22 hours to hatch. It will hatch after 22 hours from when you get it. When the countdown is over, you need to keep clicking the egg it to help the Dragon hatch.
Currently you can get Blue Dragon Crystal from event and packages.By merging Blue Dragon Crystal,you can get your second Blue Dragon Egg and hatch Blue Dragon.
Also,by challenging in Dragon Tower,you have chance to obtain Red Dragon Crystal. It’s to merge the third Red Dragon Egg. We will add more ways to obtain Red Dragon Crystal. Please look forward to it.
_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-
Game Guide for Clash of Kings