Talk:(Summit) Legendary Phyllis & Vydra/@comment-24.114.78.18-20131129060259/@comment-6011882-20140422165415

See my other comment above. Sure, once you have a stage 5 you cannot evolve it anymore  But before you get to stage 5, you can use any stage to evolve with any other stage, and that's what can give your stage 5 higher stats.