Sure. The 'fish out of water' trope can be seen in some Rosekiller fanfiction. For instance, if Rose is from a different place or dimension and has to adapt to Killer's world. Also, the 'redemption' trope can be applied, where Killer has a dark past and Rose helps him to become a better person.
There are indeed some common tropes in Rosekiller fanfiction. The 'secret identity' trope can be quite interesting, where either Rose or Killer has a secret that the other discovers over time. And the 'soulmate' trope is also popular, suggesting that they are fated to be together, which often leads to a lot of drama and emotional moments as they figure out their connection.
Rosekiller fanfiction is often about the relationship between Rose and Killer. It could involve various scenarios like their adventures together, how they met in different AU (alternate universe) settings, or the development of their relationship, be it friendship or something more romantic.
One popular trope is the 'enemies to lovers' trope. It creates a lot of tension and interesting character dynamics. Another is the 'found family' trope, where a group of characters who are not related by blood become like a family. 'Time travel' is also a common trope, allowing for all kinds of plot twists.
Sure, there are several. The 'omegaverse' trope has made its way into dekubowl fanfiction at times, although it's a bit more niche. In a more common vein, the 'fish - out - of - water' trope can be found. This is when Deku is put in a situation that he's not used to, like in a different social setting or a new type of hero mission, and his relationship with another character blossoms from there. Additionally, the 'found family' trope is popular. Here, Deku forms a very close bond with another character or a group of characters that is like a family, which can have elements of both platonic and romantic undertones depending on how the author writes it.
One popular trope is the 'unlikely alliance'. Given their differences, it's interesting to see Lysandre and Ash team up. Maybe they have a common enemy that forces them to work together. Another trope could be 'redemption'. If Lysandre is portrayed as a villain initially, he might find redemption through his relationship with Ash. For example, Ash's positive influence could make Lysandre question his actions.
One popular trope is the 'Outcast to Hero' arc. The reborn mutant starts as someone shunned for their new abilities but then rises to become a hero. Another is the 'Discovering Hidden Powers' trope, where the character gradually uncovers more and more powerful abilities as the story unfolds.
One popular trope is Hermione as the brilliant problem - solver. In many fanfictions, she uses her vast knowledge of magic and her quick thinking to get out of difficult situations. For instance, when there's a dangerous spell or a mystery to solve, Hermione is often the one who figures it out first.
A common trope is the 'what - if' scenario. For example, what if a certain character had made a different decision at a crucial moment? This can lead to completely different storylines. Another popular trope is the power - up trope, where a character gains new abilities or enhances their existing ones in unexpected ways.
A popular trope is the vampire with a heart of gold. Despite being a creature of the night, they have a soft side, especially when it comes to a particular human. It's a way to add depth to the otherwise menacing vampire character.
One popular trope is the 'hidden power' trope. The OC might start off as an unassuming character but gradually reveals a powerful and unique ability that changes the course of the Holy Grail War. Another is the 'love interest' trope, where the OC becomes romantically involved with one of the canon characters, adding a new layer of drama to the story.
One popular trope is the 'friends to lovers' where two actors who are friends in real life or in a show are paired romantically in the fanfiction. Another is the 'enemies to lovers', where there is initial conflict between the characters played by the actors which then turns into love. And the 'secret relationship' trope is also common, where the actors' characters are in a relationship that they have to keep hidden from others.