One idea could be that the OC team is on a mission to retrieve a rare and powerful ninja artifact that has been lost for centuries. This could lead to battles with other ninja clans who also want the artifact.
Another plot could involve the OC team being framed for a crime they didn't commit. They then have to go on the run while trying to clear their names and find out who really did it. This could involve a lot of detective - like work within the ninja world.
One idea could be that your OC team is assigned a special mission to explore an ancient, forgotten ninja temple. Inside, they discover a powerful and dangerous jutsu that other villages are also after. Another is that they have to protect a visiting diplomat from another ninja village who has a secret that could change the balance of power in the ninja world.
One idea could be an OC who has a unique jutsu that helps Team Minato in a difficult mission. For example, an OC with the ability to control time briefly. This could create exciting scenarios where they can turn the tide of battle against a powerful enemy.
One idea could be creating an OC who is a long - lost relative of one of the A - Team members. For example, a niece or nephew who has unique skills and joins the team on a special mission. This can add a new dynamic to the group and explore family relationships within the context of their adventures.
One idea could be that the OC team is from a parallel dimension where the rules of being a Power Ranger are different. For example, they gain their powers not from morphers but from ancient artifacts they discover in their world. Another idea is that the OC team has to team up with the original Power Rangers to fight a common enemy that threatens both their universes. This could lead to some interesting cultural clashes and exchanges of power - using techniques.
Well, there could be a story where Team 7 accidentally switches bodies with each other. Naruto could be in Sakura's body, Sakura in Sasuke's, and Sasuke in Naruto's. They would have to deal with the daily lives and challenges of being in each other's shoes while also trying to find a way to switch back. Also, a plot where Team 7 discovers a hidden village full of ninja with unique and never - seen - before abilities. They have to form alliances and face off against the village's enemies together.
Maybe they form a team specifically to deal with a new threat that is immune to normal ninja attacks. Karin uses her unique healing and sensing powers to track the enemy, Naruto provides the brute force and unwavering spirit, and together with the rest of the team, they develop new strategies to combat this threat. They could also encounter other old foes during this mission who try to stop them.
A third plot might be an all - female alternate team with Hinata, Ino, and Temari. They are tasked with protecting a princess from another land during her visit to Konoha. Hinata's gentle fist and Byakugan, Ino's mind - transfer jutsu, and Temari's wind - based attacks would be used to fend off assassins and ensure the princess's safety.
One idea could be a mission where Kiba, Naruto and their team have to protect a rare and powerful animal. During the mission, they face off against a group of rogue ninjas who also want to capture the animal for their own evil purposes. Kiba's connection with his dog Akamaru could play a crucial role in tracking and fighting the rogues.
Another plot could involve the Anbu team being tasked with protecting a young and powerful ninja from another village who has valuable knowledge. Along the way, they form an unexpected bond with this ninja and learn new techniques from them.
One plot idea could be that Naruto and Shikamaru's team is sent on a mission to a mysterious forest where they encounter a new and powerful type of ninja beast. They have to figure out how to defeat it without using their usual jutsu. Another idea is that their team is tasked with protecting a foreign dignitary who has a secret that could change the balance of power in the ninja world. They face many assassination attempts and have to work together to keep the dignitary alive.