Aertyrnal

Aertyrnal is a Fire/Fairy Pokemon, and the legendary on the boxart of Pokemon Neo Version.

Appearance
Aertyrnal has a pale cyan serpentine body. There are two cyan ribbons on the back of its head and a blue oval-shaped jewel on its forehead. Only two cyan wings come from its torso, which have blue curl patterns on them. Its long tail ends in a mermaid-fin of feathers, which has another blue jewel in the middle of it.

Biology
Aertyrnal is known as "one who exists and doesn't." It seems to be revered as a bringer of happy or prosperous futures. It was last seen circling above Mt. Coronet in Sinnoh. Its home region is currently unknown.