Another possibility is that Troy is hurt in an accident outside of his Power Ranger duties. This forces him to deal with his vulnerability and the fear that he might not be able to return to his role as a Power Ranger. His friends then have to support him through his recovery both physically and mentally.
One possible scenario could be Deidara getting seriously injured during a battle with a powerful enemy. Maybe he underestimates his opponent and ends up with life - threatening wounds. His comrades might be too far away to help immediately, leaving him to struggle alone.
One scenario could be Hiccup getting seriously injured during a dragon fight. Maybe he's protecting Toothless and takes a direct hit from another dragon's attack. This could lead to a story of his slow recovery, with his friends and family rallying around him.
One scenario could be Naruto being forced to choose between the safety of the village and Boruto's life in a dangerous situation. Maybe he has to send Boruto on a near - impossible mission for the greater good, which really hurts Boruto as he feels abandoned by his father. Another could be Naruto being under a genjutsu and unknowingly attacking Boruto, causing physical and emotional harm.
One scenario could be Minho getting seriously injured during a dangerous maze run. Maybe he gets attacked by a griever and sustains deep wounds. His friends would then be in a panic, trying to get him back to safety while also fearing the worst for him.
Well, if Troy gets hurt in the fanfiction, it could lead to his teammates having to step up more. Maybe they would struggle without his leadership at first. They might make some mistakes in battles as they try to fill his shoes.
Writers can show his physical recovery through his training sessions. As he gradually gets stronger, it can be depicted in his ability to perform more difficult combat moves. For example, he starts with simple exercises and progresses to full - fledged sparring.
In some fanfics, Natasha might get physically hurt during a mission because the other Avengers misjudge a situation. For example, they might not provide the backup she needs in time, and she ends up getting seriously injured. This not only causes her physical pain but also emotional distress as she realizes she can't fully rely on her team.
There are also fanfictions where Arya is betrayed by someone she thought was a friend. This is a very hurtful situation for her as she has always been cautious about who to trust. When this trust is broken, it can lead to a downward spiral of emotions for her, and it makes for a very emotional read for the fans.
In some fanfictions, Genos could be hurt by a villain who targets his emotional side. The villain might find out about Genos' past, his desire to become stronger, and use that against him. They could manipulate his memories and make him experience the pain of his past all over again, which causes his mental state to deteriorate and also affects his physical functions as his mind and body are connected.
In a fanfiction, perhaps Deadpool is mind - controlled and attacks Spider - Man. Spider - Man is hurt both physically and emotionally because he can't understand why his friend would turn on him. He tries to reason with Deadpool but to no avail, and in the process, he sustains several injuries that leave him in a very vulnerable state. This could explore themes of trust and betrayal.