User can turn into a large polar bear

Pros:
-user will have thick white fur
-user will have sharp teeth and claws
-user will be strong
-user can survive cold temperatures
-user has a parent instinct
-user has enhanced senses

Cons:
-user may get warm quickly
-user may hurt others
-user can't control strength well
-user may be overprotective at times
-user is likely to action instincts

Weakness: lack of food
User will become rabid and attack anything they can eat