One great example could be a fanfiction where Finn and the Ice Prince have to team up to save Ooo from a new, powerful enemy. In this story, Finn's bravery and the Ice Prince's ice powers complement each other in unexpected ways. They start off as reluctant allies but gradually develop a mutual respect as they face various challenges together.
They could also be portrayed as friends from different worlds who are trying to find common ground. The Ice Prince comes from a cold, isolated place, and Finn from a more adventurous and social world. A fanfiction could explore how they bridge this gap and create a unique bond that combines their different personalities and values.
One interesting Ice Finn fanfiction could be about his adventures in a frozen realm that wasn't shown in the original series. Maybe he discovers a new type of ice creature and has to form an alliance with it to save the day.
I really liked 'Ice Finn's Frozen Quest'. It has Ice Finn going on a journey to find a magical ice crystal that can restore balance to the Ice Kingdom. It's full of action and some really cool descriptions of the icy landscapes.
The unique element is often the exploration of Finn's different personality in his ice form. He can be more cold - hearted in a literal sense, which creates interesting conflicts.
One interesting fanfiction could be where Finn and Ice King go on a journey to find a magical item that can thaw the Ice King's frozen heart in a more emotional way. Finn's sense of adventure and the Ice King's zany personality would make for a really fun and unique story.
One popular 'Adventure Time Ice Finn Fanfic' is 'Frosty Adventures of Ice Finn'. It takes Finn in his ice form on a journey through the Ice Kingdom, facing new challenges and making strange allies.
Another option is to check out some Adventure Time fan communities on social media platforms like Reddit. There are often threads where fans share and discuss their favorite fanfictions, including those centered around Finn and Ice King. You can ask for recommendations in those communities as well.
One aspect of 'Adventure Time Finn Alone Fanfiction' could be exploring Finn's character development in isolation. Finn is usually a very social character in the main series, so seeing him alone can show a different side of his personality, like his self - reliance and how he copes with solitude.
In some Adventure Time fanfictions, Finn might be betrayed by a character he trusted deeply, like Jake. For example, Jake could make a deal that goes against Finn's values in order to protect the Candy Kingdom, leaving Finn feeling betrayed as he sees it as a moral compromise. Another instance could be a new character in the fanfiction who befriends Finn only to steal his magic sword for their own gain.