Forge Dragon

Breeding
The can be bred by selecting a fire dragon to mate with a metal dragon at the Breeding Cave/Epic Breeding Island.

Breeding a fire dragon with a metal dragon can also result in a Brass Dragon.

Earning Rates
Coin per minute: Level 1: 7 / Level 10: 43

Dragon Earning Rates without boosts.

Boost Calculation Guide to use with the page linked above.