A frequently seen trope is the 'system upgrade'. As the male oc progresses in the story, his system will also upgrade. This could mean new functions, more powerful abilities, or access to different areas. It gives the character a sense of growth and development. And then there's the 'rival with a system' trope. Sometimes, there will be other characters who also have systems, and the male oc has to compete or cooperate with them. This creates tension and interesting story dynamics.
An 'oc reincarnation system fanfiction' is often centered around the concept of a character getting a second chance at life in a fictional universe. This can lead to various plotlines. Maybe the oc was a villain in their past life and now wants to be a hero. Or perhaps they are reincarnated into a world where they can change the fate of the people there. It's a very creative concept that allows authors to explore different aspects of character development and world - building.
Well, in Gundam male OC fanfiction, you often see the 'Lost Legacy' trope. The male OC discovers that he has a connection to an ancient or forgotten part of Gundam history, like a lost Gundam technology or a long - dead hero. Another common one is the 'Redemption Arc' for a character who has made mistakes in the past. The male OC might have been on the wrong side of a conflict initially but then sees the error of his ways and tries to make amends. And there's the 'Outsider Who Becomes a Hero' trope, where the OC is not from the main group but ends up being crucial to their success.
One common trope is the 'forbidden love' between the OC and Dracula. The OC, whether human or vampire, finds themselves drawn to Dracula's dark allure despite the danger. Another is the 'newbie in the vampire world' trope, where the OC is a newly turned vampire trying to navigate the rules and power dynamics in Dracula's domain.
One common trope is the mysterious stranger. He shows up in Mystic Falls out of nowhere and has a dark secret. Another is the heroic protector. He sees himself as the one to save the town from all the vampire and supernatural threats. There's also the love - struck fool trope where he falls head over heels for one of the female characters, like Elena, and will do anything to win her over.
One common trope is the 'outsider' trope. The male OC is often an outsider to the main group in Until Dawn. He might be a new arrival in the area or have a different background that sets him apart. Another is the 'protector' trope. He feels a strong need to protect the other characters, especially the female ones. For example, he could be a martial arts expert who uses his skills to fend off threats. And then there's the 'mysterious past' trope. His past is only gradually revealed throughout the fanfiction, keeping the readers guessing.
One common theme is redemption. The male OC may have made mistakes in his past life and is given a chance to make up for them in his reincarnated life. Another theme is discovery. He discovers more about his past self, his past relationships, and the world he used to live in. Fate is also a popular theme. It's like he is fated to be reincarnated for a particular reason, such as to fulfill a prophecy or to right a great wrong. And of course, there's the theme of growth. He grows as a person, learning from his past experiences and becoming a better version of himself in his new life.
One common trope is the 'gamer - in - a - strange - world' concept. The OC, being a gamer, finds themselves in the Bleach universe and has to adapt. Another is the 'level - up' trope. Just like in games, the OC gains power and abilities as they progress through the story. For example, they might start as a weak character and gradually become a powerful Soul Reaper or Arrancar. The 'unique - ability - from - gaming' trope is also popular. This is where the OC has an ability that is related to their gaming skills, like being able to analyze an opponent's moves like it's a game strategy.
One common trope is the 'fish out of water' situation. For example, if the OC is from a different time or place than the canon world, like an OC from modern times ending up in Middle - earth in a Lord of the Rings 'oc x cannon fanfiction'. Another is the 'love at first sight' trope, where the OC and the canon character fall for each other immediately. It's often used to quickly establish a relationship in the story.
One common trope is the OC being a new student or outsider in the fanfiction world. For example, in a Harry Potter fanfic, an OC might be a transfer student to Hogwarts. Another is the OC having a special power or ability that sets them apart. They could be the only one who can communicate with a certain magical creature. Also, the OC might become a love interest for a canon character, like an OC falling in love with Sherlock Holmes in a Sherlock fanfiction.
Some common tropes in villain oc fanfiction include the 'seductive villain' trope. This is when the villain uses their charm or attractiveness to manipulate others. It can add an interesting dynamic to the story. The 'vengeful villain' trope is also quite common. They are seeking revenge for some past wrong done to them. And then there's the 'evil legacy' trope. The villain oc is following in the footsteps of an even greater evil from the past, and they are trying to live up to that reputation or complete some unfinished evil business.