Another situation could be when a new male character enters the story. Let's say a powerful and handsome demon arrives. If Kagome shows any interest in this new character, like asking about his powers or his world, Inuyasha would feel jealous. He would puff out his chest and try to show that he is more powerful and a better choice for Kagome. He might even start a fight with the new character just to prove his point.
One common scenario is when Inuyasha gets injured in a fight with a powerful demon. Maybe he underestimates the demon's strength or a new, unknown type of demon attacks him suddenly. Another scenario could be related to his half - demon nature. For example, some magic or a special weapon might target his demon side and cause him harm, like a spell that weakens his demon blood, making him vulnerable and get hurt.
A typical situation is when Bulma has to attend a social event with an old friend who is a wealthy and charming man. Vegeta, who is not used to such social settings and is insecure in his own way, would see this man as a threat. He would watch them closely at the event, fuming silently and getting jealous because he thinks Bulma might be attracted to this more 'civilized' man.
One common scenario is when Koga gives Kagome a gift. Inuyasha will feel jealous and might try to find a better gift for Kagome. Another scenario is when Koga saves Kagome from danger. Inuyasha will be jealous that Koga got to be the hero instead of him. He'll then vow to protect Kagome better in the future.
Often in these fanfictions, Sasuke gets jealous when Sakura is training with someone else who is really good at a particular skill. Let's say she's training with Rock Lee to improve her taijutsu. Sasuke might see how dedicated Lee is to helping Sakura and get jealous. He may think that he should be the one helping her. And then he might try to interrupt their training sessions or show off his own skills in front of them to prove that he's better, all because of his jealousy.
One common scenario could be when Hinata gets attention from other male characters. For example, if Kiba compliments Hinata on her skills during a mission. Naruto might feel a pang of jealousy, thinking that he should be the one to notice and praise her first. Another situation could be at a village event where Hinata is asked to dance with someone else. Naruto would watch with envy, secretly wishing it was him she was dancing with.
One common scenario could be Ginny flirting with another boy in front of Harry. For example, she might dance with a popular Quidditch player at a Hogwarts party while Harry watches. Another could be Ginny getting a lot of attention from an older student for her academic achievements, and Harry starts to feel left out and jealous. Maybe Ginny is also asked to be a partner for a special project by someone other than Harry, and she seems really excited about it, which makes Harry green with envy.
One common scenario could be Merlin getting hurt during a battle. Maybe he's protecting Arthur and takes a sword blow meant for him. Another might be Merlin getting injured while using his magic in secret and something going wrong, like a spell backfiring. He could also get hurt while on a quest in a dangerous place, like a dark forest where he trips over a root and injures his ankle while being chased by a wild beast.
One common scenario could be during a battle with a powerful enemy. For example, when fighting against Akatsuki members like Sasori. Naruto might get hurt when Sasori's poison-tipped puppets manage to strike him. Another situation could be in a training accident. Maybe when he's trying out a new jutsu with Kakashi and things go wrong. Also, in a rescue mission, like when trying to save a comrade from an enemy stronghold, Naruto could be caught off - guard and injured by traps or enemy attacks.
Another situation could be during a training session gone wrong. Maybe he's trying a new and extremely powerful jutsu that he's not fully mastered yet. The chakra backfires on him, causing internal injuries. His friends then have to find a way to help him recover, which could lead to some emotional and heart - warming moments in the fanfiction.
In some fanfiction, Batman might get hurt while investigating a dangerous criminal organization. For example, he could be caught in a trap set by the Penguin. The trap could be filled with sharp objects or poisonous gas, which would injure him. This would then lead to him having to rely on his wits and the help of his allies, like Alfred or Robin, to get out of the situation and recover. It also shows how his detective skills are put to the test not just in solving crimes but also in surviving life - threatening situations.