One popular 'Danny Phantom Found Hurt' fanfiction might be 'The Wounded Phantom'. In this fic, Danny is found severely injured after a tough battle with a new powerful ghost. The story focuses on how his friends and family come together to nurse him back to health, while also uncovering a new threat in the process.
You can start by looking on fanfiction.net. It has a large collection of Danny Phantom fanfictions and you can use the search bar to specifically look for ones with the 'Danny Phantom Found Hurt' theme.
A Danny Phantom hurt fanfiction could involve Danny getting hurt while exploring a new, dangerous part of the Ghost Zone. He might encounter some sort of toxic energy or a trap set by an evil ghost. His pain and struggle to get back to safety could be the main focus, and how he overcomes his injuries could show his strength and determination.
Even some of the school faculty could be responsible in a sense. For instance, a strict teacher who doesn't understand Danny's situation might push him too hard during detention or some other punishment, which could lead to an accidental injury. Or a science teacher's experiment could go wrong and Danny could get caught in the crossfire.
One idea is that Danny is hurt by a ghostly weapon that has some sort of curse on it. The curse slowly drains his energy and makes him weaker over time. His friends try to find a way to break the curse while Danny has to fight his own fading strength. Another idea could be that Danny gets injured while trying to protect someone he loves, like his sister Jazz. This could lead to some emotional moments between them as she tries to help him heal.
In a Danny Phantom fanfiction where Sam gets hurt, Danny might go into a rage. He'd use his ghost powers to find out who was responsible and protect her at all costs. Maybe he'd have to face a new, more powerful ghost that targeted Sam because of her connection to Danny.
One common theme is the struggle of recovery. Danny has to deal with physical and emotional pain as he tries to heal from his severe injuries. Another theme could be the importance of friendship. His friends might come together to help him, showing that their bond is strong.
One possible scenario could be Danny getting bullied at school. Maybe some of the other students find out about his ghost powers and they target him out of fear or jealousy. Another could be that he gets injured during a ghost attack that takes place on school grounds while he's trying to protect his classmates.
One popular Danny Phantom hurt fanfiction could be 'Shadows of Pain'. It delves deep into Danny's emotional turmoil after a particularly difficult ghost encounter that leaves him physically and mentally scarred. The author does a great job of portraying his internal struggle as he tries to hide his pain from his friends and family.
One possible reason could be that Maddie discovers Danny's secret identity and realizes she has been wrong about him all along. So, she decides to help him out of guilt.