The Monster Ring (Monster Transformations)

Co-Editor Daymon here--take a look at this animated special, which features several monster transformations:


The Monster Ring Transformations 

The Bookworm Turns (Age Progression)

Our friend Caleb suggested featuring this classic MGM cartoon from 1940, which features Dr. Jekyll switching the brains of Poe's raven and a literal bookworm. He compensates by making the bookworm grow into a giant brute. Unfortunately the only video online is a German dub (the original starred Mel Blanc), but we'll take what we can get, since this is a cartoon transformations from animation's golden age.