Cyroball

About
It eats up to 50% of its body weight in snow daily. It finds trouble maintaining balance with its round body and short limbs, and Cryoballs can commonly be seen rolling down snowbanks as a result.

Obtaining
Be an Etherian that can learn the move 'Ember' and go into the Ice Area. Speak to Jack who will ask you to make him feel warmer. To do so, use Ember on the unlit campfire that is infront of him to light it. Then, talk to him and he will reward you with Cyroball.