There are fanfictions where the concept of purgatory in 'Supernatural' is reimagined. In some, purgatory is not just a place of punishment but also a place of learning. Characters might discover new powers or knowledge there. For instance, Sam Winchester could find a way to control his demon - blood powers in purgatory, which he couldn't do on Earth.
One interesting supernatural purgatory fanfiction could be about a character's journey to redeem themselves in purgatory. They might face various trials that are related to their past sins in the 'Supernatural' universe. For example, a hunter who has killed many supernatural beings out of vengeance has to confront the souls of those he wronged in purgatory.
In this type of fanfiction, a fascinating concept could be the reimagining of Percy's relationships. For example, his friendships with Annabeth and Grover could be strained or strengthened in purgatory. The purgatory setting might also introduce new characters that are either remnants of past heroes or something entirely new. Percy could be forced to make difficult choices regarding these relationships, which could lead to character growth or regression depending on his decisions.
First, know the 'Supernatural' lore well. Understand how purgatory is portrayed in the original series. This will help you build a believable setting. For example, if in the show purgatory is filled with certain types of monsters, include those in your fanfiction.
One interesting 'Purgatory' Star Wars fanfiction could be one where a character is trapped in a purgatory - like dimension within the Star Wars universe. Maybe a Jedi who has fallen but is not fully turned to the dark side is stuck there, fighting his inner demons.
There are many so - called 'purgatory real stories' that often involve near - death experiences. Some people claim to have seen a hazy, in - between realm where they felt they were being purified or waiting for something. For example, a person might say they saw a place filled with a soft, white light and felt a sense of peace but also a need to atone for past wrongs.
One interesting 'angel supernatural fanfiction' story could be about an angel who falls in love with a human and has to choose between his celestial duties and his new - found earthly emotions. Another might involve an angel teaming up with a group of hunters to fight against a powerful demon that threatens the balance between heaven and earth. There could also be a story where an angel loses his powers and has to learn to survive in the human world relying solely on his wits.
One interesting story could be about the characters facing an unexpected new villain. Maybe it involves a powerful demon that has a unique connection to Sam or Dean's past. It could add a whole new layer of mystery and danger to their adventures.
One interesting story could be about a new character who has the power to control time and how they interact with the main characters from 'Supernatural'. They might use their power to go back in time to prevent some of the tragedies that happened in the show.
One interesting story could be about a reader who gets pulled into the Supernatural world and has to team up with Sam and Dean to fight a new, powerful demon. The reader brings in unique perspectives from the real world that help them in their battles.
One interesting story could be about a magical teat that has the power to heal any wound in a supernatural world. It might be protected by a powerful spirit.
Some hetalia supernatural fanfiction stories focus on the idea of the nations being guardians of supernatural realms. For instance, Russia could be the protector of a frozen, magical land within his territory. In some fanfictions, there are crossovers with other supernatural universes. Maybe the hetalia characters meet characters from shows like 'Supernatural' and they have to team up to solve a mystery or fight a common enemy. These crossovers can bring new and exciting plotlines.