Fire
A Current Dragon or a Hail Dragon. It depends what shade of blue it is. Dark blue is Current Dragon and light blue is Hail Dragon.
The most effective method of breeding a hail dragon is using a cold dragon and lightning dragon. This has a 28% success rate. The egg is light blue with a light green bolt, and takes 8 hours to hatch.Some other (slightly less effective) methods are:blue moon + blue moonsonic + stormstorm + fireflyice + lightning
The hail dragon starts as a light blue egg with a teal bolt. After hatching, it is a purple dragon with a cube of ice on the end of it's tail. As it ages, it develops yellow wings. There are icy blue spikes coming from its face.
It varies
A storm dragon egg in Dragonvale is formed when a storm dragon mates with a moon dragon or a sun dragon. The egg looks yellow in color with a blue outline. It also has white snowflakes.
You can't maybe you can if you have jailbreak I think........
This will be a crystal dragon.
Lava dragon
Crystal dragon
The most effective method of breeding a victory dragon is using a snow dragon and lightning dragon. This has a 21% success rate. The egg is gold with gold wings, and takes 36 hours to hatch.
about two hours
A rainbow dragon looks magnificent, especially by a sun dragon. It breathes rainbow stars and gives a lot of money. Mix something that has 48 hours and expect it to be either sun, moon, or a rainbow dragon.