Well, one possibility is that Naruto gains wings as a result of some new and powerful jutsu he discovers. Maybe it's a forbidden jutsu that has unexpected side effects, like the growth of wings. With these wings, he could gain new abilities in combat, such as faster aerial attacks or the ability to reach distant places quickly.
In this fanfiction, Naruto could grow wings as part of a transformation related to his Uzumaki heritage. The wings might be a symbol of his connection to some long - forgotten power within his clan. He could then use this new form with wings to face off against powerful enemies, like Madara or Kaguya, and show them a new level of power that they didn't expect from him.
Perhaps Naruto grows wings due to a curse or a blessing from an ancient being. If it's a curse, he has to learn to control the wings and their power before they take over his body. If it's a blessing, he might use the wings to protect the Hidden Leaf Village in ways he couldn't before, like flying above the village to spot incoming threats from a great distance.
In the fanfiction, Percy growing wings could be a sign of a new power awakening within him. This new power could be related to his godly heritage. He could use the wings to travel to new and mysterious places, face new enemies, and also discover more about his own identity. The wings could also symbolize his growth and evolution as a character, taking him on a journey of self - discovery that is both exciting and dangerous.
Another possibility is that the antagonist could be a dark entity that is awakened by Naruto's new power. The wings might have some sort of connection to an ancient evil, and this entity wants to use Naruto's wings to spread chaos and destruction across the ninja world.
Perhaps the wings grow as a result of some ancient magic that has been awakened within Harry. He could be exploring an old, forgotten part of Hogwarts and accidentally triggers a spell or a curse that gives him wings. At first, he might be scared and try to hide them, but as he learns to control them, he realizes they can be used for good, like helping him rescue trapped students or animals in the Forbidden Forest.
Maybe Harry is exploring an ancient and forgotten part of Hogwarts when he stumbles upon a magical artifact that causes him to build a cocoon. Once he grows wings from this cocoon, he finds that he has a connection to a long - lost race of magical beings with wings. He embarks on a journey to discover more about this race, all while trying to keep his new form a secret from his friends at Hogwarts who might be afraid of his transformation.
In the 'naruto grows a garden fanfiction', it could be that Naruto starts the garden as a way to relax. He might plant different types of flowers and vegetables that are native to the Hidden Leaf Village. As he takes care of the garden, he discovers that the plants have a connection to his chakra, and he can use his chakra to make them grow faster.
One possible plot could be that Naruto's new tail gives him unique abilities related to balance and agility, like a real fox. He might have to learn to control it at first, causing some comical situations in the Hidden Leaf Village. Maybe he could use it as an extra limb in battle, grabbing kunai or shuriken that he couldn't reach otherwise.
One possible plot could be that Spike discovers some ancient magic in the dragon lands. This magic starts to manifest in a strange way, causing him to grow wings. At first, he's scared and confused, not knowing how to use them. But with the help of his pony friends like Twilight, he starts to learn how to fly. Along the way, he might face some challenges from other dragons who are jealous of his newfound ability.
One possibility could be that it's a result of some powerful magic gone awry. Maybe during a spellcasting class or an encounter with a mysterious magical artifact. This new development might lead to him being ostracized at first as others are afraid or jealous. But then he could use his angel wings to his advantage, like flying faster and more stealthily than on a broomstick.
There could be many amateur authors out there who might write such a fanfiction. It could be a young, creative Harry Potter fan who loves to imagine new and exciting adventures for the characters. They might be inspired by their love for the series and the idea of giving Harry a new and unique ability like growing wings.
It could be a jealous demigod who sees Percy's wings as an unfair advantage. This character might try to find a way to cut off Percy's wings or steal the power that gave him the wings.