He could find himself in a really tough situation. For example, if he's in the middle of a feud between two magical factions in the fanfiction. He would have to use his wits and skills to try and find a way out or a solution that satisfies both sides. He might also start to question his own beliefs and loyalties as a result of being in this middle position.
There's a chance that he'll meet some sort of magical creature that has made the cupboard its home. This could be a friendly creature that helps him get out or a more mischievous one that makes his situation even more difficult. He'll have to use his wits and magic skills to deal with it.
Well, in the Yugioh fanfiction scenario, Zane getting stuck babysitting could lead to some really interesting character development. He might learn more about patience as he tries to handle the energetic Yugioh - loving kids. He could also discover new things about the Yugioh world from the kids' fresh perspectives. For example, they might introduce him to some unique card combinations that he hadn't considered before. And who knows, maybe through this babysitting experience, he'll form a special bond with one or more of the kids that will have an impact on future events in the fanfiction.
Well, perhaps in 'pooh gets stuck crossover fanfiction', Pooh gets stuck while trying to follow a new friend from the crossover world. Say it's a crossover with a sci - fi world and he's following an alien through some sort of energy portal, but then the portal malfunctions and he's left stuck in a weird in - between space.
He might use his magic skills. For instance, he could use a spell to break whatever force is keeping him in the middle position.
In the Yu - Gi - Oh fanfiction, when Zane gets stuck with Syrus, they might have an intense duel training session. Zane could be super strict with Syrus, pushing him to improve his dueling skills. Maybe Zane would share some of his top - secret dueling strategies that he's developed over the years.
Maybe she gets her foot stuck in a muddy puddle while running through a field barefoot. She might struggle to free it, feeling a bit panicked at first.
Well, perhaps she gets stuck in a small space like a closet while her friends are trying to tickle her as a joke. They keep tickling her through the crack of the door until she manages to break free and tickles them back.
He might have to face challenges that are different from those in the wizarding world. For example, the rules of the game could be strange and he'd need to figure them out quickly. Maybe he'd encounter characters from other fictional universes or versions of his friends with altered personalities.
He might lose his control over his own quirk for a while. Since his quirk is erasing others' quirks, if he's hit by a strange quirk, it could disrupt his own quirk's function.
There's a possibility that he'll face new challenges. It could be a place full of dark magic or dangerous creatures. Harry would have to use his wits and skills to overcome these challenges, and this could be a great opportunity for him to grow as a wizard.