User can turn into a large (human sized) swan

Pros:
-user can fly
-user has webbed feet
-user can make beak appear on face
-user has amazing parental instinct
-user can and will be intimidating as all heck
-user can hiss

Cons:
-user needs a start up to fly
-user will have webbed feet in both forms
-user will cling to anyone they deem a mentor figure
-user can only eat fish and select foods in their environment
-feathers are messy

Weakness: isolation
User will not be able to cope and follow anything to get out