There are fanfictions where Theseus is hurt by dark magic. This can be used as a plot device to show the inner strength of his character. He might have to fight against the dark magic's influence within him, while also dealing with the physical pain. It could also lead to a change in his perspective on the fight against the dark forces in the Fantastic Beasts world.
Well, in some fanfictions, Theseus might get hurt while trying to protect a magical creature that Newt was studying. This could lead to a rift between the two brothers as Newt blames himself for Theseus getting into harm's way. It could also show how the wizarding community reacts to an Auror being injured in the line of duty.
If Theseus is hurt, it can add a lot of drama to the story. It might slow down the progress of whatever mission he was on, like if he was investigating a dark wizard's plot. His injury could also make other characters more protective or force them to step up in his absence.
One example could be a story where Lance is hurt during a battle. Maybe he gets injured while protecting his teammates. In this type of fanfiction, the author might focus on how his friends react. They could be worried sick and do everything they can to help him recover.
There are fanfictions where Tokoyami is hurt in a more psychological sense. Maybe he witnesses something that shakes his belief system. Along with this internal 'hurt', he could also sustain a physical injury in the process. This kind of fanfiction can be really interesting as it shows different aspects of his personality. It can also lead to great character development, as he has to find a way to heal both mentally and physically.
One example could be a story where House has a severe relapse in his painkiller addiction, and his friends at the hospital struggle to help him. They might try different interventions and face his resistance along the way.
Archive of Our Own (AO3) is a great place. It has a vast collection of Fantastic Beasts fanfiction. Fanfiction.net is also popular and has a large number of stories in this category.
One great fanfiction could be about Johnny's recovery after a particularly tough battle. It might focus on his internal struggle with the pain and how he overcomes it with the support of his team. In this story, we could see his character develop as he realizes the importance of relying on others.
One popular 'James McAvoy Hurt' fanfiction might be the one where his character recovers from an accident. In this fanfic, the author details his journey of physical and emotional healing. It shows how his friends and family support him through the tough times. Another could be set in a post - apocalyptic world where he gets hurt while trying to protect others, and the story follows his struggle to survive and regain his strength.
One example could be a fanfiction where Severus Snape gets physically injured during a battle against dark wizards. Maybe he's protecting a student and takes a curse meant for them. Another could be where he gets emotionally hurt when he discovers that someone he trusted has betrayed him in the wizarding world. For instance, if a fellow Order of the Phoenix member leaks his secret mission.
One good example could be a story where Apollo gets wrongly accused in court and has to deal with the emotional hurt of betrayal from his clients or colleagues. Another might involve him getting injured during an investigation and struggling with the physical and mental pain while still trying to solve the case.
There could be a 'fantastic beats oc fanfiction' where an OC is a descendant of a famous wizard in the Fantastic Beats world. This OC has a special gift for communicating with magical beasts that has been passed down through generations. The story might follow their journey as they use this gift to solve problems in the wizarding community. For instance, they could use their ability to communicate with a group of Nifflers that are causing chaos in a wizarding bank, and in the process, they might also uncover a deeper conspiracy within the bank.