What are some interesting plot ideas for 'oc marvel harem fanfiction'?

One idea could be that the assassin OC is on a mission to take out a corrupt superhero who is secretly working with a powerful villain. The OC has to infiltrate the superhero's inner circle, using their unique skills like stealth and combat expertise.

The OC could be a descendant of a powerful clan that was thought to be extinct. Their presence in the Naruto world stirs up interest among many characters. The OC's knowledge of ancient jutsu and their kind heart draw in characters like Kakashi, Shikamaru, etc. into a harem. The OC then has to navigate the complex relationships while also trying to keep their clan's secrets safe.

An interesting plot could be that the OC is a time - traveler who accidentally lands in an anime - inspired world. He meets a group of female characters who are all from different time periods or species in this world. They are intrigued by his knowledge of different times and places. This leads to them forming a harem around him. The story could revolve around how he tries to find a way back home while dealing with the complex relationships in the harem.

One idea could be an OC trainer who travels through different regions and gradually gathers a harem of Pokémon with unique personalities. For example, a Pikachu that's overly protective, a Eevee that's super curious. Another plot could involve the OC's harem of Pokémon helping him/her solve mysteries in the Pokémon world, like uncovering a secret about a legendary Pokémon.

One idea could be an OC with a unique power that attracts different Sekirei. For example, an OC who can communicate with animals and uses this ability to bond with nature -loving Sekirei. Another could be an OC from a different dimension who has to adapt to the Sekirei world while building a harem.

Well, a plot could involve the OC trainer being from a different dimension where Pokémon relationships are different. In this new world, Pokémon are more likely to form close bonds with trainers in a 'harem' - like way. The trainer then has to navigate this new dynamic while also dealing with challenges like evil teams who want to exploit this unique relationship.

One idea could be that the OC is a powerful bender who saves a group of characters of different genders from a great danger. In return, they all develop feelings for the OC and form a harem. For example, if the OC is a water bender, they might save some earth benders and fire benders from a group of bandits. Another idea is that the OC has a special ability that is needed to save the Avatar world, and as they travel around recruiting help, different characters join them and fall in love.

One idea could be that Naruto is somehow transported to the Marvel universe and his unique abilities draw the attention of several female characters. They form a sort of harem around him as they are intrigued by his ninja skills and his never - give - up attitude. Another could be that a magical or scientific accident combines elements of the Naruto world and the Marvel world, creating a situation where a harem forms around Naruto as he navigates this new and strange combined reality.

In a 'harry potter and marvel harem fanfiction', it could be that a powerful magical object from the Potter universe is lost in the Marvel universe. A group of Marvel heroes and some Harry Potter characters team up to find it. During the adventure, the male Potter characters develop relationships with the female Marvel characters, resulting in a harem - centered plot.

Well, you could write a fanfiction about a Marvel OC who is from an alternate dimension where the roles of heroes and villains are reversed. This OC comes to the main Marvel universe to try and right the wrongs in their own dimension. Or perhaps an OC who is a young Asgardian with a gift for magic that Odin tries to keep hidden for some reason, and the OC has to navigate the politics of Asgard while also dealing with their emerging powers.