A 'sky high crossover fanfic' may focus on the unique powers and abilities in the 'Sky High' world and how they would mesh with those from another story. Maybe it's about a crossover with a fantasy world, like 'Harry Potter'. So the students of Sky High could be going to Hogwarts and having adventures there, sharing their powers and learning magic.
You can try fanfiction websites like Archive of Our Own (AO3). There are tons of fanfics there, and you can search for 'sky high crossover' specifically. A lot of talented writers post their works there, so you have a good chance of finding some great reads.
I'm not entirely sure specifically as it could be a very wide - ranging concept. Generally, a 'crossover' in fanfiction means combining elements from two or more different fictional universes. So 'sky high' might be crossed over with another story. It could involve characters from 'sky high' interacting with characters from another franchise in unique and unexpected ways.
The plot might involve a crossover of the two worlds' villains. For example, the Volturi from Twilight could team up with some of the super - villains in Sky High. The students at Sky High would then have to face this powerful alliance. They could use the unique abilities of the Twilight characters, like the werewolves' strength and speed, to help them in the fight. It would be a battle of different powers and strategies.
I don't know who created the 'sky high lemon fanfic'. There are so many fanfic writers out there, and without more information, it's impossible to determine the creator.
I'm not sure specifically what the 'sky high lemon fanfic' is about as there could be many interpretations. It might be a fan - created story related to something called 'sky high' with some sort of lemon - themed elements, perhaps lemon as in a color or a symbol within the story's context.
One possible aspect of a Naruto and Monster High fanfic could be the characters' interactions. For example, Naruto's determination and positive attitude might clash or blend with the unique personalities of the Monster High characters. Maybe Naruto could teach them about his ninja way, while the Monster High students introduce him to their spooky yet fun world.
Bella could also be a main character. She might be the one who bridges the two worlds. Her connection to both the human and supernatural in Twilight could help her in Sky High, where she'd have to navigate a school full of students with extraordinary abilities while also dealing with her own unique situation.
One idea could be to combine the supernatural elements of Twilight with the high - flying action of Sky High. For example, a vampire student could enroll in Sky High, causing chaos among the students and teachers who are used to dealing with more typical superpowers.
I haven't come across specific 'sky high crossover fanfiction' examples myself. But it could be something like 'Sky High meets X - Men', where the super - powered teens from Sky High interact with the mutants from X - Men. Maybe they have a friendly competition or team up to fight a common enemy.