There is a blue fire dragon, and there is an ice dragon. So far, there is no blue ice dragon. See the related questions for how to breed the other two.
you breed a ice dragon with a mine dragon
ice dragon+Earth dragon=Mountain dragon
U breed the two dragons ice and sandstorm
Ice dragon and Metal dragon
breed ice and water
The most effective method of breeding a diamond dragon is using a ice dragon and mine dragon. This has a 9% success rate. The egg is diamond, and takes 30 hours to hatch.
you breed ice dragon and flame dragon
The easiest way to get a Armadillo Dragon is to breed Snowflake Dragon(Ice+Terra) and Pearl Dragon(Ice+Metal)
you get a ice cream dragon
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.
CHOCOLATE dragon
how to breed legendary dragon you have to breed cool fire dragon and gummy dragon