Originally Posted by Judgmental Arceus
Swadloon (M) -> Leavanny i mean Swadloon has already evolved from Sewaddle, why not finish its evolutionary line?
IIRC the Black and White series is mimicking the Indigo League a bit, so in a way, I think Sewaddle would act as his old Caterpie, but probably not be released due to breeding.
That's just my opinion. :3