Another storyline could be that Naruto is summoned to Tellius by a powerful mage who mistakes him for a legendary hero. Naruto then has to live up to this expectation while also dealing with the cultural differences. He could introduce new combat techniques to the Tellius armies and help turn the tide in a great war.
One way could be Naruto's ninjutsu skills being translated into unique combat arts. For example, his Shadow Clone Jutsu could be a special ability that creates temporary clones to distract enemies in battle, similar to how some Fire Emblem characters have skills to create decoys.
One interesting storyline could be about a character from the game who discovers new and powerful abilities in the fanfiction world. For example, they might find a hidden magic that changes the way battles are fought.
One interesting storyline could be about the alternate fates of the characters. For example, what if a character who originally joined one side in the game, joined the other? Another could be a pre - story about how the characters met before the events of the game. There are also fanfictions that explore relationships between characters in more depth, like the friendship or potential romance between characters that wasn't fully explored in the game.
Another good storyline might involve a character's redemption arc in the Fire Emblem Warriors fanfiction. Maybe a villainous character realizes the error of their ways through interactions with the heroes. They then turn against their former allies and fight for a new cause, which would add depth to their character and create new plot twists.
One interesting storyline could be about an alternate ending where the characters make different choices in the game's key decision points. For example, a fanfic might explore what would happen if the main character chose a different side in the war, leading to new alliances and conflicts.
Another storyline could involve Robin's relationships during their recovery. Their friends could be very protective, not wanting them to overexert. There might be heart - to - heart conversations with Chrom, for example, about their fears of not being able to fully recover and be useful in battle again. Their bond could grow stronger through this difficult time.
In some 'Naruto Fire Emblem fanfiction', the plot might revolve around a love story between a character from Naruto and one from Fire Emblem. For instance, a Fire Emblem princess falling in love with Naruto because of his unwavering spirit. Their relationship could then be a catalyst for bringing the two worlds closer together, with both sides having to overcome cultural differences and prejudices to accept their union.
One possible storyline could be the challenges they face in preparing for the new life. They might have to deal with the reactions of their friends and allies in the Fire Emblem world. Another could be how they balance their duties, like Robin's strategic role and Tiki's special powers, with the upcoming arrival of the baby.
Another storyline could involve a male OC with a mysterious past. Maybe he has a connection to an ancient power or a forgotten bloodline. As he discovers more about his past during his time at the academy, it affects his relationships with the other characters. He might have to choose between loyalty to his new friends and uncovering the truth about his heritage.
Fire Emblem: Genealogy of the Holy War. It has a very deep and complex story that spans generations. The lore is rich, and the story involves large - scale battles, family legacies, and a lot of political drama. It's a game that rewards players who really dig into the story details.