Earth Dragon Hybrid Generation 1

Earth + Fire = Flaming Rock or Volcano.Earth + Plant = Tropical or Cactus.Earth + Water = Mud or Waterfall.Earth + Electric = Star or Chameleon.Earth + Ice = Alpine or Snow Flake.Earth + Dark = Hedgehog or Venom.

Fire Dragon Hybrid Generation 1

Fire + Earth = Flaming Rock or Volcano.Fire + Water = Cloud or Blizzard.Fire + Plant = Firebird or Spicy.Fire + Electric = Laser or Hot Metal.Fire + Metal = Medieval or Steampunk.Fire + Dark = Vampire or Dark Fire.

Water Dragon Hybrid Generation 1

Water + Earth = Mud.Water + Fire = Cloud or Blizzard.Water + Plant = Nenufar or Coral.Water + Electric = Lantern Fish or Storm.Water + Ice = Icecube or Ice Cream.Water + Metal = Mercury or Seashell.

Plant Dragon Hybrid Generation 1

Plant + Earth = Tropical.Plant + Fire = Firebird or Spicy.Plant + Water = Nenufar or Coral.Plant + Ice = Dandelion or Mojito.Plant + Metal = Jade or Dragonfly.Plant + Dark = Carnivore Plant or Rattle Snake.

Electric Dragon Hybrid Generation 1

Electric + Earth = Star or Chameleon.Electric + Fire = Laser or Hot Metal.Electric + Water = Lantern Fish or Storm.Electric + Metal = Golden Or Battery.Electric + Dark = Neon.Electric + Ice = Moose.

Ice Dragon Hybrid Generation 1

Ice + Earth = Alpine or Snow Flake.Ice + Water = Icecube or Ice Cream.Ice + Plant = Dandelion or Mojito.Ice + Metal = Platinum.Ice + Electric = Moose.

Metal Dragon Hybrid Generation 1

Metal + Fire = Medieval or Steampunk.Metal + Water = Mercury or Seashell.Metal + Ice = Platinum.Metal + Plant = Jade or Dragonfly.Metal + Electric = Golden or Battery.Metal + Dark = Zombie.

Dark Dragon Hybrid Generation 1

Dark + Earth = Hedgehog or Venom.Dark + Fire = Vampire or Dark Fire.Dark + Plant = Carnivore Plant Or Rattle Snake.Dark + Electric = Neon.Dark + Ice = Penguin.Dark + Metal = Zombie.Dark + Mud = Poo.

Generation 2 Dragon Breeding -- Hybrid Rare

Mud (Earth + Water) + Dark = Poo.Medieval (Fire + Metal) + Alpine (Ice + Earth) = Cool Fire Or Soccer 

Or Pearl Or Armadillo Or Flaming RockNeon (Dark + Electric) + Nenufar (Water + Plant) = Pirate.Zombie + Mud (Earth + Water) = Petroleum.Laser (Fire + Electric) + Dandelion (Plant + Ice) = Gummy or Fluorescent or Laser.

Generation 3 Dragon Breeding -- Legendary

Legendary Dragon -- Cool Fire Dragon + Soccer DragonCrystal Dragon -- Coolfire + SoccerMirror Dragon -- Gummi Dragon + Cool Fire DragonWind Dragon -- Gummi Dragon + Cool Fire Dragon, Soccer + CoolFire

Generation 4 and 5 Pure Dragon Breeding -- The Pure Dragons

Generation 4 -- The Pure DragonPure Dragon -- Any breeding combination from legendary status dragons 

-- Legendary, Crystal, Mirror, Wind. For example, Legendary + Crystal, Crystal + Mirror, and Hmmm....................

Generation 5 -- The Pure Element DragonsAfter you have obtained the Pure dragons, you can use the Dragon 

City pure dragon to breed the Pure element dragons with their elemental counterparts. Below is a list of all these pure elemental dragons.

Pure Plant = Pure Dragon + Plant DragonPure Fire = Pure Dragon + Fire DragonPure Earth = Pure Dragon + Earth DragonPure Water = Pure Dragon + Water DragonPure Electric = Pure Dragon + Electric DragonPure Ice = Pure Dragon + Ice DragonPure Metal = Pure Dragon + Metal DragonPure Dark = Pure Dragon + Dark Dragon