Snowflake Dragon

Breeding
You can get this dragon by breeding an Earth Dragon with an Ice Dragon at the Breeding Mountain or Ultra Breeding Tree. Breeding an Earth Dragon with an Ice Dragon may also result in a Alpine Dragon.

Damage Calculator
When attacking with Earth, Snowflake deals double damage against Plant and Dark, half damage against Earth and Metal, and no damage against Water. When attacking with Ice, Snowflake deals double damage against Earth and Plant, half damage against Electric and Ice, and no damage against Dark. When defending, Snowflake takes double damage from Metal and Ice, half damage from Earth and Fire and take no damage from Electric.

Counter Dragons
These are dragons that are best suited to defeat this dragon in Combat and there can be any number of good counter dragons:
 * Cool Fire
 * Soccer
 * Ice Cube
 * Ice Cream
 * Mojito
 * Dandelion
 * Fluorescent
 * Moose
 * Penguin
 * Fossil
 * Pearl
 * Platinum

Trivia

 * The hint is the snowflake shape on his head.