Dark Dragon is one of the basic elemental dragons available in Dragon City game. Hybrid Dragons which can be hatched by breeding Dark Dragons with other elemental dragons are listed below:

• Zombie Dragon - Breeding between Dark Dragon & Metal Dragon
• Penguin Dragon - Breeding between Dark Dragon & Ice Dragon
• Neon Dragon - Breeding between Dark Dragon & Electric Dragon
• Carnivore Plant Dragon / Rattle Snake Dragon - Breeding between Dark Dragon & Plant Dragon
• Dark Fire Dragon / Vampire Dragon - Breeding between Dark Dragon & Fire Dragon
• Venom Dragon / Hedgehog Dragon - Breeding between Dark Dragon & Earth Dragon
• Poo Dragon - Breeding between Dark Dragon & Mud Dragon

This is the official description for Dark Dragon in Dragon City game on Facebook.

"The Dark Dragon is highly elusive, only a handful of eye witnesses have managed to spot this creature of the night. Because of its color and nocturnal rhythm, it's virtually impossible to see it!"

Dark Dragon has 4 types of attacks which are Punch, Life Drain, Stunning Hit and Leech. The weaknesses for Dark Dragons are Earth and Plant. Dark Dragon is able to live only in Dark habitat.

Besides Dark Dragon, you can view the Dragon City Complete Dragon Breeding Guide.

This is the image of how level 1, level 2 and level 3 Dark Dragon looks like in Dragon City game.

Level 1 Dark Dragon generates 10 gold per minute as revenue. Feed level 1 Dark Dragon with 5 food 4 times to upgrade it into level 2 Dark Dragon.

Level 2 Dark Dragon generates 17 gold per minute as revenue. Feed level 2 Dark Dragon with 10 food 4 times to upgrade it into level 3 Dark Dragon.

Level 3 Dark Dragon generates 24 gold per minute as revenue. Feed level 3 Dark Dragon with 20 food 4 times to upgrade it into level 4 Dark Dragon.

This is the image of how level 4, level 5 and level 6 Dark Dragon looks like in Dragon City game.

Level 4 Dark Dragon generates 31 gold per minute as revenue. Feed level 4 Dark Dragon with 40 food 4 times to upgrade it into level 5 Dark Dragon.

Level 5 Dark Dragon generates 38 gold per minute as revenue. Feed level 5 Dark Dragon with 80 food 4 times to upgrade it into level 6 Dark Dragon.

Level 6 Dark Dragon generates 45 gold per minute as revenue. Feed level 6 Dark Dragon with 160 food 4 times to upgrade it into level 7 Dark Dragon.

This is the image of how Dark Dragon from level 7 onwards looks like in Dragon City game on Facebook.

Level 7 Dark Dragon generates 52 gold per minute as revenue. Feed level 7 Dark Dragon with 320 food 4 times to upgrade it into level 8 Dark Dragon.

Level 8 Dark Dragon generates 59 gold per minute as revenue. Feed level 8 Dark Dragon with 640 food 4 times to upgrade it into level 9 Dark Dragon.

Level 9 Dark Dragon generates 66 gold per minute as revenue. Feed level 9 Dark Dragon with 1280 food 4 times to upgrade it into level 10 Dark Dragon.

Each level of upgrade for Dark Dragon will increase 7 gold per minute as revenue.