Alternatively, the Metal Dragon can be bred by selecting either a Metal Dragon or a Plant Dragon to mate with a Malachite Dragon/Ironwood Dragon, in either order, at the Breeding Cave/Epic Breeding Island.
Coin per minute:
|Lvl. 1||Lvl. 2||Lvl. 3||Lvl. 4||Lvl. 5||Lvl. 6||Lvl. 7||Lvl. 8||Lvl. 9||Lvl. 10|
|Lvl. 11||Lvl. 12||Lvl. 13||Lvl. 14||Lvl. 15||Lvl. 16||Lvl. 17||Lvl. 18||Lvl. 19||Lvl. 20|
Boost Calculation Guide to use with the values above.
- The Metal Dragon was released on March 21, 2012 along with the Iron Dragon, Brass Dragon, Mine Dragon, Magnetic Dragon, Rust Dragon, Chrome Dragon, Lichen Dragon, and the Cactus Dragon.
- The Metal Dragon has the lowest earning rate of all dragons.
- Initially, the Metal Dragon was available at level 17, but the level availability was changed on October 9, 2013, to level 18.
- The Metal Dragon's description mentions "Tull Caverns". This is likely a reference to the British progressive rock group, Jethro Tull.
- The Metal Dragon's description states "brave Dickinson Osborne". This is likely a reference to Paul Bruce Dickinson (Iron Maiden front man) and Ozzy Osbourne (of Black Sabbath), two well known heavy metal musicians.