I'm not sure which specific 'once upon a time Jefferson story' you are referring to. There could be many stories related to someone named Jefferson. Maybe it's a fictional story about a character named Jefferson, or it could be about Thomas Jefferson, in which case there could be various historical or fictional tales associated with him.
Alternate universes are quite common too. Writers create different versions of the Once Upon a Time world where Jefferson has different roles or experiences. For example, he could be a hero in one universe instead of the morally ambiguous character he is in the show. This allows for a lot of creativity and exploration of different aspects of his character.
You can try fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfictions, and you can simply search for 'Jefferson Once Upon a Time' there. Many talented writers post their works on it.
Once upon a time, Jefferson was a lonely fisherman. He spent most of his days out at sea. One day, he noticed a strange object floating in the water. As he got closer, he realized it was a beautiful, enchanted box. When he opened it, a mermaid popped out. The mermaid was in trouble as she had lost her way from her underwater kingdom. Jefferson decided to help her. They went on an incredible journey together, facing many challenges at sea, and in the end, Jefferson became a legend in his seaside village for his kindness to the mermaid.
Your OC's dialogue should reveal their personality. If they're a shy character, their words might be few and hesitant. If they're bold, they'll speak with confidence. In the context of Once Upon a Time fanfiction, they could also reference the fairy - tale elements. For instance, if they're talking to Snow White, they might mention the seven dwarfs. This shows they're part of that world and helps with character interaction.
To create a memorable OC, first give them a distinct appearance. It could be something as simple as a unique hair color or a strange birthmark. Then, give them a strong personality. Maybe they're really brave but also a bit clumsy. Also, give them a clear goal or motivation. For example, an OC might be determined to avenge their family's death.
Well, the plot could revolve around the Huntsman's origin. Maybe he was an ordinary man who got thrust into a world of magic and mystery. He could be on a quest to save a princess from an evil sorcerer. Along the way, he discovers his own hidden powers and has to face various mythical creatures.
Well, magic is a very common theme. In once upon a time oc fanfiction, OCs might possess unique magical powers and use them for good or evil. Redemption is another theme. Maybe an OC has made mistakes in the past and is on a journey to redeem themselves. And of course, there's the theme of self - discovery. OCs figure out who they really are, what their purpose is in the fictional world they inhabit.
Well, start with their name. It should be something that sounds like it belongs in the Once Upon a Time world. Then, think about their powers or skills. If they're from a different fairy - tale realm, they might have unique magic. For instance, if they come from a land of ice, they could control cold. Their arc in the fanfiction is important as well. It could be a journey of self - discovery or a quest to save the enchanted forest.
A 'found family' trope is quite common. Characters who were alone or estranged in the show form a close - knit family in fanfiction. For instance, Henry might bring together different characters who then become his new family. Also, the 'hurt/comfort' trope, where a character is hurt (physically or emotionally) and another character comforts them, is frequently used in Once upon a Time fanfics.