Smoke Dragon

"“After working with a Smoke Dragon, this trainer finds he often smells like campfire. Yet another shirt to launder.”"The Smoke Dragon is a Normally-Breedable Dragon which can be obtained through the breeding of two Dragons having together the Wind and Fire Elements or through purchasing it from the Main Shop in exchange for 30 Gems.

How to breed it
You need to use the Fire Dragon and the Wind Dragon to breed the smoke. It just about 15 seconds.

Trivia

 * The Smoke Dragon is the first bred dragon, but it is not possible to breed a Bee for your first.
 * The Boiling Dragon is only 5 gems more than this dragon.