The change in its appearance can make it scary. For example, if its usually cute yellow fur turns dark or if its bright red cheeks become a sinister red glow. Also, if it starts to behave in an uncharacteristic way, like making menacing noises instead of its usual cute sounds.
One common theme could be magic and its use. Since 'Charmed' is about witches, fanfics might explore different magical abilities or spells. Another theme could be family bonds, as the Halliwell sisters in 'Charmed' have a strong family connection. And perhaps the theme of good vs. evil, which is central to the show, might also be explored in these fanfics.
It could be the unique relationship between Benjamin and Elizabeth within the context of the 'Charmed' universe that makes it special. Their interactions might bring a fresh perspective to the story.
Obviously, the main characters are usually Pikachu. But sometimes, there could be other Pokémon that play important supporting roles. For instance, a Pichu could be a sidekick or a younger Pokémon that the Pikachus are protecting.
One interesting plot could be two Pikachus from different regions meeting and learning about each other's unique electric attacks. For example, one Pikachu might know a special move that the other has never seen before. They could then teach each other and become stronger together.
Well, finding great 'Charmed Na Na Na Elizabeth' fanfics can be a bit of a hunt. You might want to check out fanfic communities on Reddit dedicated to 'Charmed'. Sometimes fans share their favorite fics there. Also, don't forget to read the reviews and ratings on the fanfic platforms. If a fic has a lot of positive feedback, it's more likely to be good.
I'm not sure exactly which 'charmed na na na benjamin elizabeth fanfic' is out there. You could try searching on fanfic platforms like Archive of Our Own or FanFiction.net. They usually have a wide variety of fan - created stories related to different themes and characters.
Naruto would probably be really excited. He'd treat Pikachu like a new friend and teammate. He might try to learn all about Pikachu's powers and how it can help in battles. For example, he'd be eager to see Pikachu use Thunderbolt in a fight against an enemy ninja.
Lucario is also a popular choice to be paired with Pikachu in crossovers. Lucario has its own unique abilities related to sensing and combat. When combined with Pikachu's electric attacks, they can form a formidable team. The contrast between Lucario's more serious and stoic nature and Pikachu's cute and energetic personality also adds depth to the story.