Who could be the main antagonist in a 'Naruto makes the keyblade' fanfiction?
Madara Uchiha could be a great antagonist. Imagine Madara learning about the keyblade and seeing it as a threat to his plans of creating a new world order. He would stop at nothing to take it from Naruto. Madara's powerful Sharingan and his combat skills would make him a formidable opponent for Naruto, who is still learning to use the keyblade. And Madara would use all his cunning and power to try and defeat Naruto and claim the keyblade.
It could be Orochimaru. He might have heard about the keyblade and wants it for his own evil purposes. He could try to steal it from Naruto, believing that with the keyblade's power, he could become invincible. Orochimaru is always looking for new sources of power, and the keyblade would be a very tempting addition to his arsenal.
Another possible antagonist could be a new character, a powerful sorcerer from a world where keyblades originate. This sorcerer might see Naruto as an unworthy wielder of the keyblade and decides to take it back. He has his own set of dark magic and skills that are specifically designed to counter the keyblade. He could also have minions that he sends to attack Naruto and his friends, making it difficult for Naruto to keep the keyblade safe while also trying to figure out how to use it effectively.
Who could be the main antagonist in 'harry potter awakens the keyblade fanfiction'?
A new character from the Kingdom Hearts universe could be the main antagonist. Maybe a powerful Heartless or a dark Keyblade wielder who sees Harry as a threat since he has awakened the keyblade. This antagonist could be after Harry to take the keyblade for their own evil plans.
Who could be the main villain in 'naruto neglected keyblade fanfiction'?
Maybe Orochimaru. He could sense the power of the Keyblade and wants to take it for himself. He would see Naruto as an easy target to steal it from since Naruto doesn't really understand its value at first.
What could be the plot of a 'Naruto makes the keyblade' fanfiction?
Well, perhaps Naruto discovers a strange new power that is related to the keyblade. He could be on a mission and stumble upon an ancient artifact that somehow transforms into a keyblade. Then he has to learn how to use it while still relying on his ninja skills. Maybe he uses it to fight against a new, powerful enemy that is immune to normal ninja attacks.
Who could be the main antagonist in 'naruto makes a deal with the shinigami fanfiction'?
The main antagonist could be a corrupted version of the Shinigami itself. The Shinigami that Naruto makes a deal with might be one of the good ones, but there could be an evil counterpart that doesn't want Naruto to succeed. This corrupted Shinigami would use all its powers and minions to stop Naruto from achieving what he set out to do with the deal.
Who could be the main antagonist in 'naruto is aku fanfiction' if Aku is not the main antagonist?
It could be someone from the Naruto universe who doesn't like Naruto's newfound fascination with Aku. For example, Danzo might see Naruto's interest in Aku as a threat to the stability of the village and try to stop Naruto from further exploring Aku - related things. So, Danzo could be the main antagonist in this case.
Who could be the main antagonist in 'naruto in kumo fanfiction'?
It could be a rogue Kumo ninja who is jealous of Naruto's power and wants to prove himself by defeating Naruto. This ninja might have some dark secrets and a grudge against Kumo as well.
Who could be the main antagonist in 'naruto is reanimated fanfiction'?
It could be Orochimaru. He's always been interested in immortality and reanimation techniques. Maybe he reanimates Naruto for some evil purpose, like using Naruto's power to take over the ninja world.
Who could be the main antagonist in 'naruto is an anodite fanfiction'?
Maybe it's a ninja who has also been affected by Anodite magic but has turned to the dark side. This ninja could be jealous of Naruto's new powers and want to take them for himself. He would use his knowledge of both ninja techniques and Anodite powers to try and defeat Naruto.
Who could be the main antagonist in a 'naruto in team 10 fanfiction'?
It could be a rogue ninja from a rival village. This ninja has a personal vendetta against Konoha and specifically targets Team 10 because of Naruto's presence. He might be jealous of Naruto's growing power and fame and wants to prove himself by defeating the team.
Who could be the main antagonist in a 'naruto and venelana fanfiction'?
There could be a group of rogue ninjas from Naruto's world who have somehow found their way to Venelana's place. They want to use the resources there for their own evil purposes and see Venelana and Naruto as obstacles in their path, thus becoming the antagonists.