For decades, Game Freak has introduced a plethora of new evolutions and forms for pre-existing Pokémon in new Pokémon games from new permanent evolutions to Mega Evolutions and even regional forms.

The theory of a Yellow Shellos began with fan interpretations inspired by real-world marine organisms such as the scaly-foot ...

Andrea is an editor at GameRant, where she has been writing professionally about video games for nearly five years. She became a gamer for life at 8, thanks to a copy of Pokemon Red and her Game Boy.