That would be interesting, especially on how you could have an evolite castform, but for some reason I dont see a reason for castform to evolve since its whole gimmik is to just change of the bat depending on the weather witohut a need of an evolution.
True. I just think Castform needs some love... He's such an adorable little ball of... Whatever... XD
He is an adorable little ball of sciency stuff XD.