One common theme is power escalation. Since Issei is OP in these fanfictions, the story often focuses on how he continues to gain and control his ever - increasing power. Another theme is harem - related, as in the original Highschool DxD, Issei has a harem. In the fanfictions, his OP status might attract even more characters to his harem, and the dynamics within the harem change because of his new power level.
Interaction with the existing cast. A good fanfiction will have the OC interacting meaningfully with characters like Issei, Rias, and others. This can include forming alliances, rivalries, or even romantic relationships. It adds depth to the story and shows how the OC fits into the already established world of 'Highschool DxD'. Well - written fight scenes are also important. Since the OC is overpowered, the battles should be exciting and show off their abilities in a cool way, like using their powers in creative combinations against strong opponents.
There's a fanfiction where the op oc gamer has the power to level up like in a game. In this story, they use their unique skills to navigate the complex world of Highschool DxD, making allies and facing off against powerful foes. It's really exciting as it combines the game - like mechanics with the supernatural elements of the series.
One popular 'Highschool DxD' OP OC fanfiction is 'The Red Dragon Emperor's New Path'. It offers a unique take on the story with an original character who has overpowered abilities and embarks on a different journey within the 'Highschool DxD' universe. The character development in this fanfiction is quite engaging as the OC has to deal with the complex politics and power struggles in the world of devils, angels, and fallen angels.
You can start by looking on fanfiction websites like Fanfiction.net or Archive of Our Own (AO3). These platforms usually have a large collection of Highschool DxD fanfictions, including those focusing on Issei's OP (Over - Powered) scenarios. Just use their search functions and type in relevant keywords like 'Highschool DxD Issei OP' to narrow down your results.
First, get to know the Highschool DxD universe well. Read the original manga or watch the anime. Then, create your original character (oc). Give them unique gamer - like abilities, like the ability to gain XP from real - life situations or having in - game inventory. Plan out a story where your oc can interact with the existing characters in the Highschool DxD world in an interesting way.
The Highschool DxD manga has indeed finished. It wrapped up after completing all the planned story arcs and providing a satisfying conclusion for the readers.