The most powerful dragon that is not a legendary or pure dragon in Pokemon is Dragonite. It is a flying dragon that has balanced stats and is extremely strong
pure dark dragon
legendary+legendary=pure fire dragon
breed legendary and legendary equal pure dragon
You will get a pure dragon ........ goood luck for your breeding !!
Breed any legendary Dragon with the element of which you want the pure. For E.G Breed Fire dragon with legendary to get pure fire dragon
To make a pure dragon breed a two legendary dragon
legendary and fire dragon
The Pure Dragon can be created by breeding any legendary (Legendary+Crystal, Legendary+Mirror, Legendary+Wind, Crystal+Mirror ,Crystal+Wind, Mirror+Wind) with another legendary. It takes 48 hours to breed, and another 48 hours to hatch. The Pure Dragon is used to breed a Pure Earth Dragon (Pure + Water) and the Pure Fire Dragon (Pure + Earth). (But don't forget to use breeding boost)
To make a pure dragon breed a two legendary dragon
if you breed metal dragon and mirror dragon you'll get random dragon you can breed legendary to legendary you will get a pure dragons,breed pure dragon and metal dragon you'll get a pure metal dragon.
legendary dragon+pure dragon
You only get pure fire dragon when breeding a fire dragon with a pure dragon. A pure dragon can be bred with two legendary dragons.